content/renderer/render_frame_impl.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/renderer/render_frame_impl.h"
   6
   7 #include <map>
   8 #include <string>
   9
  10 #include "base/auto_reset.h"
  11 #include "base/command_line.h"
  12 #include "base/debug/alias.h"
  13 #include "base/debug/asan_invalid_access.h"
  14 #include "base/debug/dump_without_crashing.h"
  15 #include "base/i18n/char_iterator.h"
  16 #include "base/metrics/histogram.h"
  17 #include "base/process/kill.h"
  18 #include "base/process/process.h"
  19 #include "base/strings/string16.h"
  20 #include "base/strings/utf_string_conversions.h"
  21 #include "base/time/time.h"
  22 #include "content/child/appcache/appcache_dispatcher.h"
  23 #include "content/child/plugin_messages.h"
  24 #include "content/child/quota_dispatcher.h"
  25 #include "content/child/request_extra_data.h"
  26 #include "content/child/service_worker/service_worker_handle_reference.h"
  27 #include "content/child/service_worker/service_worker_network_provider.h"
  28 #include "content/child/service_worker/service_worker_provider_context.h"
  29 #include "content/child/service_worker/web_service_worker_provider_impl.h"
  30 #include "content/child/v8_value_converter_impl.h"
  31 #include "content/child/web_url_loader_impl.h"
  32 #include "content/child/web_url_request_util.h"
  33 #include "content/child/webmessageportchannel_impl.h"
  34 #include "content/child/websocket_bridge.h"
  35 #include "content/child/weburlresponse_extradata_impl.h"
  36 #include "content/common/clipboard_messages.h"
  37 #include "content/common/frame_messages.h"
  38 #include "content/common/frame_replication_state.h"
  39 #include "content/common/input_messages.h"
  40 #include "content/common/service_worker/service_worker_types.h"
  41 #include "content/common/swapped_out_messages.h"
  42 #include "content/common/view_messages.h"
  43 #include "content/public/common/bindings_policy.h"
  44 #include "content/public/common/content_constants.h"
  45 #include "content/public/common/content_switches.h"
  46 #include "content/public/common/context_menu_params.h"
  47 #include "content/public/common/page_state.h"
  48 #include "content/public/common/resource_response.h"
  49 #include "content/public/common/url_constants.h"
  50 #include "content/public/common/url_utils.h"
  51 #include "content/public/renderer/browser_plugin_delegate.h"
  52 #include "content/public/renderer/content_renderer_client.h"
  53 #include "content/public/renderer/context_menu_client.h"
  54 #include "content/public/renderer/document_state.h"
  55 #include "content/public/renderer/navigation_state.h"
  56 #include "content/public/renderer/render_frame_observer.h"
  57 #include "content/public/renderer/renderer_ppapi_host.h"
  58 #include "content/renderer/accessibility/renderer_accessibility.h"
  59 #include "content/renderer/browser_plugin/browser_plugin.h"
  60 #include "content/renderer/browser_plugin/browser_plugin_manager.h"
  61 #include "content/renderer/child_frame_compositing_helper.h"
  62 #include "content/renderer/context_menu_params_builder.h"
  63 #include "content/renderer/devtools/devtools_agent.h"
  64 #include "content/renderer/dom_automation_controller.h"
  65 #include "content/renderer/dom_utils.h"
  66 #include "content/renderer/external_popup_menu.h"
  67 #include "content/renderer/geolocation_dispatcher.h"
  68 #include "content/renderer/history_controller.h"
  69 #include "content/renderer/history_serialization.h"
  70 #include "content/renderer/image_loading_helper.h"
  71 #include "content/renderer/ime_event_guard.h"
  72 #include "content/renderer/internal_document_state_data.h"
  73 #include "content/renderer/manifest/manifest_manager.h"
  74 #include "content/renderer/media/audio_renderer_mixer_manager.h"
  75 #include "content/renderer/media/crypto/render_cdm_factory.h"
  76 #include "content/renderer/media/media_permission_dispatcher.h"
  77 #include "content/renderer/media/media_stream_dispatcher.h"
  78 #include "content/renderer/media/media_stream_renderer_factory.h"
  79 #include "content/renderer/media/midi_dispatcher.h"
  80 #include "content/renderer/media/render_media_log.h"
  81 #include "content/renderer/media/user_media_client_impl.h"
  82 #include "content/renderer/media/webmediaplayer_ms.h"
  83 #include "content/renderer/mojo/service_registry_js_wrapper.h"
  84 #include "content/renderer/notification_permission_dispatcher.h"
  85 #include "content/renderer/npapi/plugin_channel_host.h"
  86 #include "content/renderer/pepper/plugin_instance_throttler_impl.h"
  87 #include "content/renderer/presentation/presentation_dispatcher.h"
  88 #include "content/renderer/push_messaging/push_messaging_dispatcher.h"
  89 #include "content/renderer/render_frame_proxy.h"
  90 #include "content/renderer/render_process.h"
  91 #include "content/renderer/render_thread_impl.h"
  92 #include "content/renderer/render_view_impl.h"
  93 #include "content/renderer/render_widget_fullscreen_pepper.h"
  94 #include "content/renderer/renderer_webapplicationcachehost_impl.h"
  95 #include "content/renderer/renderer_webcolorchooser_impl.h"
  96 #include "content/renderer/screen_orientation/screen_orientation_dispatcher.h"
  97 #include "content/renderer/shared_worker_repository.h"
  98 #include "content/renderer/websharedworker_proxy.h"
  99 #include "gin/modules/module_registry.h"
 100 #include "media/base/audio_renderer_mixer_input.h"
 101 #include "media/base/media_log.h"
 102 #include "media/blink/webencryptedmediaclient_impl.h"
 103 #include "media/blink/webmediaplayer_impl.h"
 104 #include "media/blink/webmediaplayer_params.h"
 105 #include "media/filters/gpu_video_accelerator_factories.h"
 106 #include "net/base/data_url.h"
 107 #include "net/base/net_errors.h"
 108 #include "net/base/registry_controlled_domains/registry_controlled_domain.h"
 109 #include "net/http/http_util.h"
 110 #include "third_party/WebKit/public/platform/WebStorageQuotaCallbacks.h"
 111 #include "third_party/WebKit/public/platform/WebString.h"
 112 #include "third_party/WebKit/public/platform/WebURL.h"
 113 #include "third_party/WebKit/public/platform/WebURLError.h"
 114 #include "third_party/WebKit/public/platform/WebURLResponse.h"
 115 #include "third_party/WebKit/public/platform/WebVector.h"
 116 #include "third_party/WebKit/public/web/WebColorSuggestion.h"
 117 #include "third_party/WebKit/public/web/WebDocument.h"
 118 #include "third_party/WebKit/public/web/WebFrameWidget.h"
 119 #include "third_party/WebKit/public/web/WebGlyphCache.h"
 120 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 121 #include "third_party/WebKit/public/web/WebMediaStreamRegistry.h"
 122 #include "third_party/WebKit/public/web/WebNavigationPolicy.h"
 123 #include "third_party/WebKit/public/web/WebPlugin.h"
 124 #include "third_party/WebKit/public/web/WebPluginParams.h"
 125 #include "third_party/WebKit/public/web/WebPluginPlaceholder.h"
 126 #include "third_party/WebKit/public/web/WebRange.h"
 127 #include "third_party/WebKit/public/web/WebScriptSource.h"
 128 #include "third_party/WebKit/public/web/WebSearchableFormData.h"
 129 #include "third_party/WebKit/public/web/WebSecurityOrigin.h"
 130 #include "third_party/WebKit/public/web/WebSecurityPolicy.h"
 131 #include "third_party/WebKit/public/web/WebSurroundingText.h"
 132 #include "third_party/WebKit/public/web/WebUserGestureIndicator.h"
 133 #include "third_party/WebKit/public/web/WebView.h"
 134 #include "third_party/mojo/src/mojo/edk/js/core.h"
 135 #include "third_party/mojo/src/mojo/edk/js/support.h"
 136
 137 #if defined(ENABLE_PLUGINS)
 138 #include "content/renderer/npapi/webplugin_impl.h"
 139 #include "content/renderer/pepper/pepper_browser_connection.h"
 140 #include "content/renderer/pepper/pepper_plugin_instance_impl.h"
 141 #include "content/renderer/pepper/pepper_webplugin_impl.h"
 142 #include "content/renderer/pepper/plugin_module.h"
 143 #endif
 144
 145 #if defined(ENABLE_WEBRTC)
 146 #include "content/renderer/media/rtc_peer_connection_handler.h"
 147 #endif
 148
 149 #if defined(OS_ANDROID)
 150 #include <cpu-features.h>
 151
 152 #include "content/common/gpu/client/context_provider_command_buffer.h"
 153 #include "content/renderer/android/synchronous_compositor_factory.h"
 154 #include "content/renderer/java/gin_java_bridge_dispatcher.h"
 155 #include "content/renderer/media/android/renderer_media_player_manager.h"
 156 #include "content/renderer/media/android/stream_texture_factory_impl.h"
 157 #include "content/renderer/media/android/webmediaplayer_android.h"
 158 #else
 159 #include "cc/blink/context_provider_web_context.h"
 160 #endif
 161
 162 #if defined(ENABLE_PEPPER_CDMS)
 163 #include "content/renderer/media/crypto/pepper_cdm_wrapper_impl.h"
 164 #elif defined(ENABLE_BROWSER_CDMS)
 165 #include "content/renderer/media/crypto/renderer_cdm_manager.h"
 166 #endif
 167
 168 #if defined(ENABLE_MEDIA_MOJO_RENDERER)
 169 #include "content/renderer/media/media_renderer_service_provider.h"
 170 #include "media/mojo/services/mojo_renderer_factory.h"
 171 #else
 172 #include "media/filters/default_renderer_factory.h"
 173 #endif
 174
 175 using blink::WebContextMenuData;
 176 using blink::WebData;
 177 using blink::WebDataSource;
 178 using blink::WebDocument;
 179 using blink::WebElement;
 180 using blink::WebExternalPopupMenu;
 181 using blink::WebExternalPopupMenuClient;
 182 using blink::WebFrame;
 183 using blink::WebHistoryItem;
 184 using blink::WebHTTPBody;
 185 using blink::WebLocalFrame;
 186 using blink::WebMediaPlayer;
 187 using blink::WebMediaPlayerClient;
 188 using blink::WebNavigationPolicy;
 189 using blink::WebNavigationType;
 190 using blink::WebNode;
 191 using blink::WebPluginParams;
 192 using blink::WebPopupMenuInfo;
 193 using blink::WebRange;
 194 using blink::WebReferrerPolicy;
 195 using blink::WebScriptSource;
 196 using blink::WebSearchableFormData;
 197 using blink::WebSecurityOrigin;
 198 using blink::WebSecurityPolicy;
 199 using blink::WebServiceWorkerProvider;
 200 using blink::WebStorageQuotaCallbacks;
 201 using blink::WebString;
 202 using blink::WebURL;
 203 using blink::WebURLError;
 204 using blink::WebURLRequest;
 205 using blink::WebURLResponse;
 206 using blink::WebUserGestureIndicator;
 207 using blink::WebVector;
 208 using blink::WebView;
 209 using base::Time;
 210 using base::TimeDelta;
 211
 212 namespace content {
 213
 214 namespace {
 215
 216 const char kDefaultAcceptHeader[] =
 217     "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/"
 218     "*;q=0.8";
 219 const char kAcceptHeader[] = "Accept";
 220
 221 const size_t kExtraCharsBeforeAndAfterSelection = 100;
 222
 223 typedef std::map<int, RenderFrameImpl*> RoutingIDFrameMap;
 224 static base::LazyInstance<RoutingIDFrameMap> g_routing_id_frame_map =
 225     LAZY_INSTANCE_INITIALIZER;
 226
 227 typedef std::map<blink::WebFrame*, RenderFrameImpl*> FrameMap;
 228 base::LazyInstance<FrameMap> g_frame_map = LAZY_INSTANCE_INITIALIZER;
 229
 230 int64 ExtractPostId(HistoryEntry* entry) {
 231   if (!entry)
 232     return -1;
 233
 234   const WebHistoryItem& item = entry->root();
 235   if (item.isNull() || item.httpBody().isNull())
 236     return -1;
 237
 238   return item.httpBody().identifier();
 239 }
 240
 241 WebURLResponseExtraDataImpl* GetExtraDataFromResponse(
 242     const WebURLResponse& response) {
 243   return static_cast<WebURLResponseExtraDataImpl*>(response.extraData());
 244 }
 245
 246 void GetRedirectChain(WebDataSource* ds, std::vector<GURL>* result) {
 247   // Replace any occurrences of swappedout:// with about:blank.
 248   const WebURL& blank_url = GURL(url::kAboutBlankURL);
 249   WebVector<WebURL> urls;
 250   ds->redirectChain(urls);
 251   result->reserve(urls.size());
 252   for (size_t i = 0; i < urls.size(); ++i) {
 253     if (urls[i] != GURL(kSwappedOutURL))
 254       result->push_back(urls[i]);
 255     else
 256       result->push_back(blank_url);
 257   }
 258 }
 259
 260 // Returns the original request url. If there is no redirect, the original
 261 // url is the same as ds->request()->url(). If the WebDataSource belongs to a
 262 // frame was loaded by loadData, the original url will be ds->unreachableURL()
 263 GURL GetOriginalRequestURL(WebDataSource* ds) {
 264   // WebDataSource has unreachable URL means that the frame is loaded through
 265   // blink::WebFrame::loadData(), and the base URL will be in the redirect
 266   // chain. However, we never visited the baseURL. So in this case, we should
 267   // use the unreachable URL as the original URL.
 268   if (ds->hasUnreachableURL())
 269     return ds->unreachableURL();
 270
 271   std::vector<GURL> redirects;
 272   GetRedirectChain(ds, &redirects);
 273   if (!redirects.empty())
 274     return redirects.at(0);
 275
 276   return ds->originalRequest().url();
 277 }
 278
 279 NOINLINE void CrashIntentionally() {
 280   // NOTE(shess): Crash directly rather than using NOTREACHED() so
 281   // that the signature is easier to triage in crash reports.
 282   volatile int* zero = NULL;
 283   *zero = 0;
 284 }
 285
 286 #if defined(ADDRESS_SANITIZER) || defined(SYZYASAN)
 287 NOINLINE void MaybeTriggerAsanError(const GURL& url) {
 288   // NOTE(rogerm): We intentionally perform an invalid heap access here in
 289   //     order to trigger an Address Sanitizer (ASAN) error report.
 290   const char kCrashDomain[] = "crash";
 291   const char kHeapOverflow[] = "/heap-overflow";
 292   const char kHeapUnderflow[] = "/heap-underflow";
 293   const char kUseAfterFree[] = "/use-after-free";
 294 #if defined(SYZYASAN)
 295   const char kCorruptHeapBlock[] = "/corrupt-heap-block";
 296   const char kCorruptHeap[] = "/corrupt-heap";
 297 #endif
 298
 299   if (!url.DomainIs(kCrashDomain, sizeof(kCrashDomain) - 1))
 300     return;
 301
 302   if (!url.has_path())
 303     return;
 304
 305   std::string crash_type(url.path());
 306   if (crash_type == kHeapOverflow) {
 307     base::debug::AsanHeapOverflow();
 308   } else if (crash_type == kHeapUnderflow ) {
 309     base::debug::AsanHeapUnderflow();
 310   } else if (crash_type == kUseAfterFree) {
 311     base::debug::AsanHeapUseAfterFree();
 312 #if defined(SYZYASAN)
 313   } else if (crash_type == kCorruptHeapBlock) {
 314     base::debug::AsanCorruptHeapBlock();
 315   } else if (crash_type == kCorruptHeap) {
 316     base::debug::AsanCorruptHeap();
 317 #endif
 318   }
 319 }
 320 #endif  // ADDRESS_SANITIZER || SYZYASAN
 321
 322 void MaybeHandleDebugURL(const GURL& url) {
 323   if (!url.SchemeIs(kChromeUIScheme))
 324     return;
 325   if (url == GURL(kChromeUICrashURL)) {
 326     CrashIntentionally();
 327   } else if (url == GURL(kChromeUIDumpURL)) {
 328     // This URL will only correctly create a crash dump file if content is
 329     // hosted in a process that has correctly called
 330     // base::debug::SetDumpWithoutCrashingFunction.  Refer to the documentation
 331     // of base::debug::DumpWithoutCrashing for more details.
 332     base::debug::DumpWithoutCrashing();
 333   } else if (url == GURL(kChromeUIKillURL)) {
 334     base::KillProcess(base::GetCurrentProcessHandle(), 1, false);
 335   } else if (url == GURL(kChromeUIHangURL)) {
 336     for (;;) {
 337       base::PlatformThread::Sleep(base::TimeDelta::FromSeconds(1));
 338     }
 339   } else if (url == GURL(kChromeUIShorthangURL)) {
 340     base::PlatformThread::Sleep(base::TimeDelta::FromSeconds(20));
 341   }
 342
 343 #if defined(ADDRESS_SANITIZER) || defined(SYZYASAN)
 344   MaybeTriggerAsanError(url);
 345 #endif  // ADDRESS_SANITIZER || SYZYASAN
 346 }
 347
 348 // Returns false unless this is a top-level navigation.
 349 bool IsTopLevelNavigation(WebFrame* frame) {
 350   return frame->parent() == NULL;
 351 }
 352
 353 // Returns false unless this is a top-level navigation that crosses origins.
 354 bool IsNonLocalTopLevelNavigation(const GURL& url,
 355                                   WebFrame* frame,
 356                                   WebNavigationType type,
 357                                   bool is_form_post) {
 358   if (!IsTopLevelNavigation(frame))
 359     return false;
 360
 361   // Navigations initiated within Webkit are not sent out to the external host
 362   // in the following cases.
 363   // 1. The url scheme is not http/https
 364   // 2. The origin of the url and the opener is the same in which case the
 365   //    opener relationship is maintained.
 366   // 3. Reloads/form submits/back forward navigations
 367   if (!url.SchemeIs(url::kHttpScheme) && !url.SchemeIs(url::kHttpsScheme))
 368     return false;
 369
 370   if (type != blink::WebNavigationTypeReload &&
 371       type != blink::WebNavigationTypeBackForward && !is_form_post) {
 372     // The opener relationship between the new window and the parent allows the
 373     // new window to script the parent and vice versa. This is not allowed if
 374     // the origins of the two domains are different. This can be treated as a
 375     // top level navigation and routed back to the host.
 376     blink::WebFrame* opener = frame->opener();
 377     if (!opener)
 378       return true;
 379
 380     if (url.GetOrigin() != GURL(opener->document().url()).GetOrigin())
 381       return true;
 382   }
 383   return false;
 384 }
 385
 386 WebURLRequest CreateURLRequestForNavigation(
 387     const CommonNavigationParams& common_params,
 388     scoped_ptr<StreamOverrideParameters> stream_override,
 389     bool is_view_source_mode_enabled) {
 390   WebURLRequest request(common_params.url);
 391   if (is_view_source_mode_enabled)
 392     request.setCachePolicy(WebURLRequest::ReturnCacheDataElseLoad);
 393
 394   if (common_params.referrer.url.is_valid()) {
 395     WebString web_referrer = WebSecurityPolicy::generateReferrerHeader(
 396         common_params.referrer.policy,
 397         common_params.url,
 398         WebString::fromUTF8(common_params.referrer.url.spec()));
 399     if (!web_referrer.isEmpty())
 400       request.setHTTPReferrer(web_referrer, common_params.referrer.policy);
 401   }
 402
 403   RequestExtraData* extra_data = new RequestExtraData();
 404   extra_data->set_stream_override(stream_override.Pass());
 405   request.setExtraData(extra_data);
 406
 407   // Set the ui timestamp for this navigation. Currently the timestamp here is
 408   // only non empty when the navigation was triggered by an Android intent. The
 409   // timestamp is converted to a double version supported by blink. It will be
 410   // passed back to the browser in the DidCommitProvisionalLoad and the
 411   // DocumentLoadComplete IPCs.
 412   base::TimeDelta ui_timestamp = common_params.ui_timestamp - base::TimeTicks();
 413   request.setUiStartTime(ui_timestamp.InSecondsF());
 414   request.setInputPerfMetricReportPolicy(
 415       static_cast<WebURLRequest::InputToLoadPerfMetricReportPolicy>(
 416           common_params.report_type));
 417   return request;
 418 }
 419
 420 void UpdateFrameNavigationTiming(WebFrame* frame,
 421                                  base::TimeTicks browser_navigation_start,
 422                                  base::TimeTicks renderer_navigation_start) {
 423   // The browser provides the navigation_start time to bootstrap the
 424   // Navigation Timing information for the browser-initiated navigations. In
 425   // case of cross-process navigations, this carries over the time of
 426   // finishing the onbeforeunload handler of the previous page.
 427   DCHECK(!browser_navigation_start.is_null());
 428   if (frame->provisionalDataSource()) {
 429     // |browser_navigation_start| is likely before this process existed, so we
 430     // can't use InterProcessTimeTicksConverter. We need at least to ensure
 431     // that the browser-side navigation start we set is not later than the one
 432     // on the renderer side.
 433     base::TimeTicks navigation_start = std::min(
 434         browser_navigation_start, renderer_navigation_start);
 435     double navigation_start_seconds =
 436         (navigation_start - base::TimeTicks()).InSecondsF();
 437     frame->provisionalDataSource()->setNavigationStartTime(
 438         navigation_start_seconds);
 439     // TODO(clamy): We need to provide additional timing values for the
 440     // Navigation Timing API to work with browser-side navigations.
 441   }
 442 }
 443
 444 // PlzNavigate
 445 CommonNavigationParams MakeCommonNavigationParams(
 446     blink::WebURLRequest* request) {
 447   const RequestExtraData kEmptyData;
 448   const RequestExtraData* extra_data =
 449       static_cast<RequestExtraData*>(request->extraData());
 450   if (!extra_data)
 451     extra_data = &kEmptyData;
 452   CommonNavigationParams params;
 453   params.url = request->url();
 454   params.referrer = Referrer(
 455       GURL(request->httpHeaderField(WebString::fromUTF8("Referer")).latin1()),
 456       request->referrerPolicy());
 457   params.transition = extra_data->transition_type();
 458
 459   // Set the ui timestamp for this navigation. Currently the timestamp here is
 460   // only non empty when the navigation was triggered by an Android intent, or
 461   // by the user clicking on a link. The timestamp is converted from a double
 462   // version supported by blink. It will be passed back to the renderer in the
 463   // CommitNavigation IPC, and then back to the browser again in the
 464   // DidCommitProvisionalLoad and the DocumentLoadComplete IPCs.
 465   params.ui_timestamp =
 466       base::TimeTicks() + base::TimeDelta::FromSecondsD(request->uiStartTime());
 467   params.report_type = static_cast<FrameMsg_UILoadMetricsReportType::Value>(
 468       request->inputPerfMetricReportPolicy());
 469   return params;
 470 }
 471
 472 #if !defined(OS_ANDROID)
 473 media::Context3D GetSharedMainThreadContext3D() {
 474   cc::ContextProvider* provider =
 475       RenderThreadImpl::current()->SharedMainThreadContextProvider().get();
 476   if (!provider)
 477     return media::Context3D();
 478   return media::Context3D(provider->ContextGL(), provider->GrContext());
 479 }
 480 #endif
 481
 482 RenderFrameImpl::CreateRenderFrameImplFunction g_create_render_frame_impl =
 483     nullptr;
 484
 485 #define STATIC_ASSERT_MATCHING_ENUMS(content_name, blink_name)        \
 486   static_assert(                                                      \
 487       static_cast<int>(content_name) == static_cast<int>(blink_name), \
 488       "enum values must match")
 489
 490 // Check that blink::WebSandboxFlags is kept in sync with
 491 // content::SandboxFlags.
 492 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::NONE,
 493                              blink::WebSandboxFlags::None);
 494 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::NAVIGATION,
 495                              blink::WebSandboxFlags::Navigation);
 496 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::PLUGINS,
 497                              blink::WebSandboxFlags::Plugins);
 498 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::ORIGIN,
 499                              blink::WebSandboxFlags::Origin);
 500 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::FORMS,
 501                              blink::WebSandboxFlags::Forms);
 502 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::SCRIPTS,
 503                              blink::WebSandboxFlags::Scripts);
 504 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::TOP_NAVIGATION,
 505                              blink::WebSandboxFlags::TopNavigation);
 506 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::POPUPS,
 507                              blink::WebSandboxFlags::Popups);
 508 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::AUTOMATIC_FEATURES,
 509                              blink::WebSandboxFlags::AutomaticFeatures);
 510 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::POINTER_LOCK,
 511                              blink::WebSandboxFlags::PointerLock);
 512 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::DOCUMENT_DOMAIN,
 513                              blink::WebSandboxFlags::DocumentDomain);
 514 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::ORIENTATION_LOCK,
 515                              blink::WebSandboxFlags::OrientationLock);
 516 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::ALL,
 517                              blink::WebSandboxFlags::All);
 518
 519 }  // namespace
 520
 521 // static
 522 RenderFrameImpl* RenderFrameImpl::Create(RenderViewImpl* render_view,
 523                                          int32 routing_id) {
 524   DCHECK(routing_id != MSG_ROUTING_NONE);
 525
 526   if (g_create_render_frame_impl)
 527     return g_create_render_frame_impl(render_view, routing_id);
 528   else
 529     return new RenderFrameImpl(render_view, routing_id);
 530 }
 531
 532 // static
 533 RenderFrameImpl* RenderFrameImpl::FromRoutingID(int32 routing_id) {
 534   RoutingIDFrameMap::iterator iter =
 535       g_routing_id_frame_map.Get().find(routing_id);
 536   if (iter != g_routing_id_frame_map.Get().end())
 537     return iter->second;
 538   return NULL;
 539 }
 540
 541 // static
 542 void RenderFrameImpl::CreateFrame(
 543     int routing_id,
 544     int parent_routing_id,
 545     int proxy_routing_id,
 546     const FrameReplicationState& replicated_state,
 547     CompositorDependencies* compositor_deps,
 548     const FrameMsg_NewFrame_WidgetParams& widget_params) {
 549   // TODO(nasko): For now, this message is only sent for subframes, as the
 550   // top level frame is created when the RenderView is created through the
 551   // ViewMsg_New IPC.
 552   CHECK_NE(MSG_ROUTING_NONE, parent_routing_id);
 553
 554   blink::WebLocalFrame* web_frame;
 555   RenderFrameImpl* render_frame;
 556   if (proxy_routing_id == MSG_ROUTING_NONE) {
 557     RenderFrameProxy* parent_proxy =
 558         RenderFrameProxy::FromRoutingID(parent_routing_id);
 559     // If the browser is sending a valid parent routing id, it should already
 560     // be created and registered.
 561     CHECK(parent_proxy);
 562     blink::WebRemoteFrame* parent_web_frame = parent_proxy->web_frame();
 563
 564     // Create the RenderFrame and WebLocalFrame, linking the two.
 565     render_frame =
 566         RenderFrameImpl::Create(parent_proxy->render_view(), routing_id);
 567     web_frame = parent_web_frame->createLocalChild(
 568         WebString::fromUTF8(replicated_state.name),
 569         ContentToWebSandboxFlags(replicated_state.sandbox_flags), render_frame);
 570   } else {
 571     RenderFrameProxy* proxy =
 572         RenderFrameProxy::FromRoutingID(proxy_routing_id);
 573     CHECK(proxy);
 574     render_frame = RenderFrameImpl::Create(proxy->render_view(), routing_id);
 575     web_frame = blink::WebLocalFrame::create(render_frame);
 576     render_frame->proxy_routing_id_ = proxy_routing_id;
 577     web_frame->initializeToReplaceRemoteFrame(proxy->web_frame());
 578   }
 579   render_frame->SetWebFrame(web_frame);
 580
 581   if (widget_params.routing_id != MSG_ROUTING_NONE) {
 582     CHECK(base::CommandLine::ForCurrentProcess()->HasSwitch(
 583         switches::kSitePerProcess));
 584     render_frame->render_widget_ = RenderWidget::CreateForFrame(
 585         widget_params.routing_id, widget_params.surface_id,
 586         widget_params.hidden, render_frame->render_view_->screen_info(),
 587         compositor_deps, web_frame);
 588     // TODO(kenrb): Observing shouldn't be necessary when we sort out
 589     // WasShown and WasHidden, separating page-level visibility from
 590     // frame-level visibility.
 591     render_frame->render_widget_->RegisterRenderFrame(render_frame);
 592   }
 593
 594   render_frame->Initialize();
 595 }
 596
 597 // static
 598 RenderFrame* RenderFrame::FromWebFrame(blink::WebFrame* web_frame) {
 599   return RenderFrameImpl::FromWebFrame(web_frame);
 600 }
 601
 602 // static
 603 RenderFrameImpl* RenderFrameImpl::FromWebFrame(blink::WebFrame* web_frame) {
 604   FrameMap::iterator iter = g_frame_map.Get().find(web_frame);
 605   if (iter != g_frame_map.Get().end())
 606     return iter->second;
 607   return NULL;
 608 }
 609
 610 // static
 611 void RenderFrameImpl::InstallCreateHook(
 612     CreateRenderFrameImplFunction create_render_frame_impl) {
 613   CHECK(!g_create_render_frame_impl);
 614   g_create_render_frame_impl = create_render_frame_impl;
 615 }
 616
 617 // static
 618 content::SandboxFlags RenderFrameImpl::WebToContentSandboxFlags(
 619     blink::WebSandboxFlags flags) {
 620   return static_cast<content::SandboxFlags>(flags);
 621 }
 622
 623 // static
 624 blink::WebSandboxFlags RenderFrameImpl::ContentToWebSandboxFlags(
 625     content::SandboxFlags flags) {
 626   return static_cast<blink::WebSandboxFlags>(flags);
 627 }
 628
 629 // RenderFrameImpl ----------------------------------------------------------
 630 RenderFrameImpl::RenderFrameImpl(RenderViewImpl* render_view, int routing_id)
 631     : frame_(NULL),
 632       render_view_(render_view->AsWeakPtr()),
 633       routing_id_(routing_id),
 634       is_swapped_out_(false),
 635       render_frame_proxy_(NULL),
 636       is_detaching_(false),
 637       proxy_routing_id_(MSG_ROUTING_NONE),
 638 #if defined(ENABLE_PLUGINS)
 639       plugin_power_saver_helper_(NULL),
 640 #endif
 641       cookie_jar_(this),
 642       selection_text_offset_(0),
 643       selection_range_(gfx::Range::InvalidRange()),
 644       handling_select_range_(false),
 645       notification_permission_dispatcher_(NULL),
 646       web_user_media_client_(NULL),
 647       media_permission_dispatcher_(NULL),
 648       midi_dispatcher_(NULL),
 649 #if defined(OS_ANDROID)
 650       media_player_manager_(NULL),
 651 #endif
 652 #if defined(ENABLE_BROWSER_CDMS)
 653       cdm_manager_(NULL),
 654 #endif
 655 #if defined(VIDEO_HOLE)
 656       contains_media_player_(false),
 657 #endif
 658       geolocation_dispatcher_(NULL),
 659       push_messaging_dispatcher_(NULL),
 660       presentation_dispatcher_(NULL),
 661       screen_orientation_dispatcher_(NULL),
 662       manifest_manager_(NULL),
 663       accessibility_mode_(AccessibilityModeOff),
 664       renderer_accessibility_(NULL),
 665       weak_factory_(this) {
 666   std::pair<RoutingIDFrameMap::iterator, bool> result =
 667       g_routing_id_frame_map.Get().insert(std::make_pair(routing_id_, this));
 668   CHECK(result.second) << "Inserting a duplicate item.";
 669
 670   RenderThread::Get()->AddRoute(routing_id_, this);
 671
 672   render_view_->RegisterRenderFrame(this);
 673
 674   // Everything below subclasses RenderFrameObserver and is automatically
 675   // deleted when the RenderFrame gets deleted.
 676 #if defined(OS_ANDROID)
 677   new GinJavaBridgeDispatcher(this);
 678 #endif
 679
 680 #if defined(ENABLE_PLUGINS)
 681   plugin_power_saver_helper_ = new PluginPowerSaverHelper(this);
 682 #endif
 683
 684   manifest_manager_ = new ManifestManager(this);
 685 }
 686
 687 RenderFrameImpl::~RenderFrameImpl() {
 688   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, RenderFrameGone());
 689   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, OnDestruct());
 690
 691 #if defined(VIDEO_HOLE)
 692   if (contains_media_player_)
 693     render_view_->UnregisterVideoHoleFrame(this);
 694 #endif
 695
 696   if (render_frame_proxy_)
 697     delete render_frame_proxy_;
 698
 699   render_view_->UnregisterRenderFrame(this);
 700   g_routing_id_frame_map.Get().erase(routing_id_);
 701   RenderThread::Get()->RemoveRoute(routing_id_);
 702 }
 703
 704 void RenderFrameImpl::SetWebFrame(blink::WebLocalFrame* web_frame) {
 705   DCHECK(!frame_);
 706
 707   std::pair<FrameMap::iterator, bool> result = g_frame_map.Get().insert(
 708       std::make_pair(web_frame, this));
 709   CHECK(result.second) << "Inserting a duplicate item.";
 710
 711   frame_ = web_frame;
 712 }
 713
 714 void RenderFrameImpl::Initialize() {
 715 #if defined(ENABLE_PLUGINS)
 716   new PepperBrowserConnection(this);
 717 #endif
 718   new SharedWorkerRepository(this);
 719
 720   if (!frame_->parent())
 721     new ImageLoadingHelper(this);
 722
 723   // We delay calling this until we have the WebFrame so that any observer or
 724   // embedder can call GetWebFrame on any RenderFrame.
 725   GetContentClient()->renderer()->RenderFrameCreated(this);
 726 }
 727
 728 RenderWidget* RenderFrameImpl::GetRenderWidget() {
 729   return render_view_.get();
 730 }
 731
 732 #if defined(ENABLE_PLUGINS)
 733 void RenderFrameImpl::PepperPluginCreated(RendererPpapiHost* host) {
 734   FOR_EACH_OBSERVER(RenderFrameObserver, observers_,
 735                     DidCreatePepperPlugin(host));
 736   if (host->GetPluginName() == kFlashPluginName) {
 737     RenderThread::Get()->RecordAction(
 738         base::UserMetricsAction("FrameLoadWithFlash"));
 739   }
 740 }
 741
 742 void RenderFrameImpl::PepperDidChangeCursor(
 743     PepperPluginInstanceImpl* instance,
 744     const blink::WebCursorInfo& cursor) {
 745   // Update the cursor appearance immediately if the requesting plugin is the
 746   // one which receives the last mouse event. Otherwise, the new cursor won't be
 747   // picked up until the plugin gets the next input event. That is bad if, e.g.,
 748   // the plugin would like to set an invisible cursor when there isn't any user
 749   // input for a while.
 750   if (instance == render_view_->pepper_last_mouse_event_target())
 751     GetRenderWidget()->didChangeCursor(cursor);
 752 }
 753
 754 void RenderFrameImpl::PepperDidReceiveMouseEvent(
 755     PepperPluginInstanceImpl* instance) {
 756   render_view_->set_pepper_last_mouse_event_target(instance);
 757 }
 758
 759 void RenderFrameImpl::PepperTextInputTypeChanged(
 760     PepperPluginInstanceImpl* instance) {
 761   if (instance != render_view_->focused_pepper_plugin())
 762     return;
 763
 764   GetRenderWidget()->UpdateTextInputType();
 765
 766   FocusedNodeChangedForAccessibility(WebNode());
 767 }
 768
 769 void RenderFrameImpl::PepperCaretPositionChanged(
 770     PepperPluginInstanceImpl* instance) {
 771   if (instance != render_view_->focused_pepper_plugin())
 772     return;
 773   GetRenderWidget()->UpdateSelectionBounds();
 774 }
 775
 776 void RenderFrameImpl::PepperCancelComposition(
 777     PepperPluginInstanceImpl* instance) {
 778   if (instance != render_view_->focused_pepper_plugin())
 779     return;
 780   Send(new InputHostMsg_ImeCancelComposition(render_view_->GetRoutingID()));;
 781 #if defined(OS_MACOSX) || defined(USE_AURA)
 782   GetRenderWidget()->UpdateCompositionInfo(true);
 783 #endif
 784 }
 785
 786 void RenderFrameImpl::PepperSelectionChanged(
 787     PepperPluginInstanceImpl* instance) {
 788   if (instance != render_view_->focused_pepper_plugin())
 789     return;
 790   SyncSelectionIfRequired();
 791 }
 792
 793 RenderWidgetFullscreenPepper* RenderFrameImpl::CreatePepperFullscreenContainer(
 794     PepperPluginInstanceImpl* plugin) {
 795   GURL active_url;
 796   if (render_view_->webview() && render_view_->webview()->mainFrame())
 797     active_url = GURL(render_view_->webview()->mainFrame()->document().url());
 798   RenderWidgetFullscreenPepper* widget = RenderWidgetFullscreenPepper::Create(
 799       GetRenderWidget()->routing_id(), GetRenderWidget()->compositor_deps(),
 800       plugin, active_url, GetRenderWidget()->screenInfo());
 801   widget->show(blink::WebNavigationPolicyIgnore);
 802   return widget;
 803 }
 804
 805 bool RenderFrameImpl::IsPepperAcceptingCompositionEvents() const {
 806   if (!render_view_->focused_pepper_plugin())
 807     return false;
 808   return render_view_->focused_pepper_plugin()->
 809       IsPluginAcceptingCompositionEvents();
 810 }
 811
 812 void RenderFrameImpl::PluginCrashed(const base::FilePath& plugin_path,
 813                                    base::ProcessId plugin_pid) {
 814   // TODO(jam): dispatch this IPC in RenderFrameHost and switch to use
 815   // routing_id_ as a result.
 816   Send(new FrameHostMsg_PluginCrashed(routing_id_, plugin_path, plugin_pid));
 817 }
 818
 819 void RenderFrameImpl::SimulateImeSetComposition(
 820     const base::string16& text,
 821     const std::vector<blink::WebCompositionUnderline>& underlines,
 822     int selection_start,
 823     int selection_end) {
 824   render_view_->OnImeSetComposition(
 825       text, underlines, selection_start, selection_end);
 826 }
 827
 828 void RenderFrameImpl::SimulateImeConfirmComposition(
 829     const base::string16& text,
 830     const gfx::Range& replacement_range) {
 831   render_view_->OnImeConfirmComposition(text, replacement_range, false);
 832 }
 833
 834 void RenderFrameImpl::OnImeSetComposition(
 835     const base::string16& text,
 836     const std::vector<blink::WebCompositionUnderline>& underlines,
 837     int selection_start,
 838     int selection_end) {
 839   // When a PPAPI plugin has focus, we bypass WebKit.
 840   if (!IsPepperAcceptingCompositionEvents()) {
 841     pepper_composition_text_ = text;
 842   } else {
 843     // TODO(kinaba) currently all composition events are sent directly to
 844     // plugins. Use DOM event mechanism after WebKit is made aware about
 845     // plugins that support composition.
 846     // The code below mimics the behavior of WebCore::Editor::setComposition.
 847
 848     // Empty -> nonempty: composition started.
 849     if (pepper_composition_text_.empty() && !text.empty()) {
 850       render_view_->focused_pepper_plugin()->HandleCompositionStart(
 851           base::string16());
 852     }
 853     // Nonempty -> empty: composition canceled.
 854     if (!pepper_composition_text_.empty() && text.empty()) {
 855       render_view_->focused_pepper_plugin()->HandleCompositionEnd(
 856           base::string16());
 857     }
 858     pepper_composition_text_ = text;
 859     // Nonempty: composition is ongoing.
 860     if (!pepper_composition_text_.empty()) {
 861       render_view_->focused_pepper_plugin()->HandleCompositionUpdate(
 862           pepper_composition_text_, underlines, selection_start,
 863           selection_end);
 864     }
 865   }
 866 }
 867
 868 void RenderFrameImpl::OnImeConfirmComposition(
 869     const base::string16& text,
 870     const gfx::Range& replacement_range,
 871     bool keep_selection) {
 872   // When a PPAPI plugin has focus, we bypass WebKit.
 873   // Here, text.empty() has a special meaning. It means to commit the last
 874   // update of composition text (see
 875   // RenderWidgetHost::ImeConfirmComposition()).
 876   const base::string16& last_text = text.empty() ? pepper_composition_text_
 877                                                  : text;
 878
 879   // last_text is empty only when both text and pepper_composition_text_ is.
 880   // Ignore it.
 881   if (last_text.empty())
 882     return;
 883
 884   if (!IsPepperAcceptingCompositionEvents()) {
 885     base::i18n::UTF16CharIterator iterator(&last_text);
 886     int32 i = 0;
 887     while (iterator.Advance()) {
 888       blink::WebKeyboardEvent char_event;
 889       char_event.type = blink::WebInputEvent::Char;
 890       char_event.timeStampSeconds = base::Time::Now().ToDoubleT();
 891       char_event.modifiers = 0;
 892       char_event.windowsKeyCode = last_text[i];
 893       char_event.nativeKeyCode = last_text[i];
 894
 895       const int32 char_start = i;
 896       for (; i < iterator.array_pos(); ++i) {
 897         char_event.text[i - char_start] = last_text[i];
 898         char_event.unmodifiedText[i - char_start] = last_text[i];
 899       }
 900
 901       if (GetRenderWidget()->webwidget())
 902         GetRenderWidget()->webwidget()->handleInputEvent(char_event);
 903     }
 904   } else {
 905     // Mimics the order of events sent by WebKit.
 906     // See WebCore::Editor::setComposition() for the corresponding code.
 907     render_view_->focused_pepper_plugin()->HandleCompositionEnd(last_text);
 908     render_view_->focused_pepper_plugin()->HandleTextInput(last_text);
 909   }
 910   pepper_composition_text_.clear();
 911 }
 912 #endif  // defined(ENABLE_PLUGINS)
 913
 914 MediaStreamDispatcher* RenderFrameImpl::GetMediaStreamDispatcher() {
 915   if (!web_user_media_client_)
 916     InitializeUserMediaClient();
 917   return web_user_media_client_ ?
 918       web_user_media_client_->media_stream_dispatcher() : NULL;
 919 }
 920
 921 bool RenderFrameImpl::Send(IPC::Message* message) {
 922   if (is_detaching_) {
 923     delete message;
 924     return false;
 925   }
 926   if (is_swapped_out_) {
 927     if (!SwappedOutMessages::CanSendWhileSwappedOut(message)) {
 928       delete message;
 929       return false;
 930     }
 931   }
 932
 933   return RenderThread::Get()->Send(message);
 934 }
 935
 936 #if defined(OS_MACOSX) || defined(OS_ANDROID)
 937 void RenderFrameImpl::DidHideExternalPopupMenu() {
 938   // We need to clear external_popup_menu_ as soon as ExternalPopupMenu::close
 939   // is called. Otherwise, createExternalPopupMenu() for new popup will fail.
 940   external_popup_menu_.reset();
 941 }
 942 #endif
 943
 944 bool RenderFrameImpl::OnMessageReceived(const IPC::Message& msg) {
 945   // TODO(kenrb): document() should not be null, but as a transitional step
 946   // we have RenderFrameProxy 'wrapping' a RenderFrameImpl, passing messages
 947   // to this method. This happens for a top-level remote frame, where a
 948   // document-less RenderFrame is replaced by a RenderFrameProxy but kept
 949   // around and is still able to receive messages.
 950   if (!frame_->document().isNull())
 951     GetContentClient()->SetActiveURL(frame_->document().url());
 952
 953   ObserverListBase<RenderFrameObserver>::Iterator it(observers_);
 954   RenderFrameObserver* observer;
 955   while ((observer = it.GetNext()) != NULL) {
 956     if (observer->OnMessageReceived(msg))
 957       return true;
 958   }
 959
 960   bool handled = true;
 961   IPC_BEGIN_MESSAGE_MAP(RenderFrameImpl, msg)
 962     IPC_MESSAGE_HANDLER(FrameMsg_Navigate, OnNavigate)
 963     IPC_MESSAGE_HANDLER(FrameMsg_BeforeUnload, OnBeforeUnload)
 964     IPC_MESSAGE_HANDLER(FrameMsg_SwapOut, OnSwapOut)
 965     IPC_MESSAGE_HANDLER(FrameMsg_Stop, OnStop)
 966     IPC_MESSAGE_HANDLER(FrameMsg_ContextMenuClosed, OnContextMenuClosed)
 967     IPC_MESSAGE_HANDLER(FrameMsg_CustomContextMenuAction,
 968                         OnCustomContextMenuAction)
 969     IPC_MESSAGE_HANDLER(InputMsg_Undo, OnUndo)
 970     IPC_MESSAGE_HANDLER(InputMsg_Redo, OnRedo)
 971     IPC_MESSAGE_HANDLER(InputMsg_Cut, OnCut)
 972     IPC_MESSAGE_HANDLER(InputMsg_Copy, OnCopy)
 973     IPC_MESSAGE_HANDLER(InputMsg_Paste, OnPaste)
 974     IPC_MESSAGE_HANDLER(InputMsg_PasteAndMatchStyle, OnPasteAndMatchStyle)
 975     IPC_MESSAGE_HANDLER(InputMsg_Delete, OnDelete)
 976     IPC_MESSAGE_HANDLER(InputMsg_SelectAll, OnSelectAll)
 977     IPC_MESSAGE_HANDLER(InputMsg_SelectRange, OnSelectRange)
 978     IPC_MESSAGE_HANDLER(InputMsg_Unselect, OnUnselect)
 979     IPC_MESSAGE_HANDLER(InputMsg_MoveRangeSelectionExtent,
 980                         OnMoveRangeSelectionExtent)
 981     IPC_MESSAGE_HANDLER(InputMsg_Replace, OnReplace)
 982     IPC_MESSAGE_HANDLER(InputMsg_ReplaceMisspelling, OnReplaceMisspelling)
 983     IPC_MESSAGE_HANDLER(InputMsg_ExtendSelectionAndDelete,
 984                         OnExtendSelectionAndDelete)
 985     IPC_MESSAGE_HANDLER(InputMsg_SetCompositionFromExistingText,
 986                         OnSetCompositionFromExistingText)
 987     IPC_MESSAGE_HANDLER(InputMsg_ExecuteNoValueEditCommand,
 988                         OnExecuteNoValueEditCommand)
 989     IPC_MESSAGE_HANDLER(FrameMsg_CSSInsertRequest, OnCSSInsertRequest)
 990     IPC_MESSAGE_HANDLER(FrameMsg_JavaScriptExecuteRequest,
 991                         OnJavaScriptExecuteRequest)
 992     IPC_MESSAGE_HANDLER(FrameMsg_JavaScriptExecuteRequestForTests,
 993                         OnJavaScriptExecuteRequestForTests)
 994     IPC_MESSAGE_HANDLER(FrameMsg_VisualStateRequest,
 995                         OnVisualStateRequest)
 996     IPC_MESSAGE_HANDLER(FrameMsg_SetEditableSelectionOffsets,
 997                         OnSetEditableSelectionOffsets)
 998     IPC_MESSAGE_HANDLER(FrameMsg_SetupTransitionView, OnSetupTransitionView)
 999     IPC_MESSAGE_HANDLER(FrameMsg_BeginExitTransition, OnBeginExitTransition)
1000     IPC_MESSAGE_HANDLER(FrameMsg_RevertExitTransition, OnRevertExitTransition)
1001     IPC_MESSAGE_HANDLER(FrameMsg_HideTransitionElements,
1002                         OnHideTransitionElements)
1003     IPC_MESSAGE_HANDLER(FrameMsg_ShowTransitionElements,
1004                         OnShowTransitionElements)
1005     IPC_MESSAGE_HANDLER(FrameMsg_Reload, OnReload)
1006     IPC_MESSAGE_HANDLER(FrameMsg_TextSurroundingSelectionRequest,
1007                         OnTextSurroundingSelectionRequest)
1008     IPC_MESSAGE_HANDLER(FrameMsg_AddStyleSheetByURL,
1009                         OnAddStyleSheetByURL)
1010     IPC_MESSAGE_HANDLER(FrameMsg_SetAccessibilityMode,
1011                         OnSetAccessibilityMode)
1012     IPC_MESSAGE_HANDLER(FrameMsg_DisownOpener, OnDisownOpener)
1013     IPC_MESSAGE_HANDLER(FrameMsg_CommitNavigation, OnCommitNavigation)
1014 #if defined(OS_ANDROID)
1015     IPC_MESSAGE_HANDLER(FrameMsg_SelectPopupMenuItems, OnSelectPopupMenuItems)
1016 #elif defined(OS_MACOSX)
1017     IPC_MESSAGE_HANDLER(FrameMsg_SelectPopupMenuItem, OnSelectPopupMenuItem)
1018     IPC_MESSAGE_HANDLER(InputMsg_CopyToFindPboard, OnCopyToFindPboard)
1019 #endif
1020   IPC_END_MESSAGE_MAP()
1021
1022   return handled;
1023 }
1024
1025 void RenderFrameImpl::OnNavigate(const FrameMsg_Navigate_Params& params) {
1026   TRACE_EVENT2("navigation", "RenderFrameImpl::OnNavigate",
1027                "id", routing_id_,
1028                "url", params.common_params.url.possibly_invalid_spec());
1029
1030   bool is_reload =
1031       RenderViewImpl::IsReload(params.common_params.navigation_type);
1032   bool is_history_navigation = params.commit_params.page_state.IsValid();
1033   WebURLRequest::CachePolicy cache_policy =
1034       WebURLRequest::UseProtocolCachePolicy;
1035   if (!RenderFrameImpl::PrepareRenderViewForNavigation(
1036       params.common_params.url, true, is_history_navigation,
1037       params.current_history_list_offset, &is_reload, &cache_policy)) {
1038     Send(new FrameHostMsg_DidDropNavigation(routing_id_));
1039     return;
1040   }
1041
1042   render_view_->history_list_offset_ = params.current_history_list_offset;
1043   render_view_->history_list_length_ = params.current_history_list_length;
1044   if (params.should_clear_history_list) {
1045     CHECK_EQ(-1, render_view_->history_list_offset_);
1046     CHECK_EQ(0, render_view_->history_list_length_);
1047   }
1048
1049   GetContentClient()->SetActiveURL(params.common_params.url);
1050
1051   WebFrame* frame = frame_;
1052   if (!params.frame_to_navigate.empty()) {
1053     // TODO(nasko): Move this lookup to the browser process.
1054     frame = render_view_->webview()->findFrameByName(
1055         WebString::fromUTF8(params.frame_to_navigate));
1056     CHECK(frame) << "Invalid frame name passed: " << params.frame_to_navigate;
1057   }
1058
1059   if (is_reload && !render_view_->history_controller()->GetCurrentEntry()) {
1060     // We cannot reload if we do not have any history state.  This happens, for
1061     // example, when recovering from a crash.
1062     is_reload = false;
1063     cache_policy = WebURLRequest::ReloadIgnoringCacheData;
1064   }
1065
1066   render_view_->pending_navigation_params_.reset(
1067       new FrameMsg_Navigate_Params(params));
1068
1069   // If we are reloading, then WebKit will use the history state of the current
1070   // page, so we should just ignore any given history state.  Otherwise, if we
1071   // have history state, then we need to navigate to it, which corresponds to a
1072   // back/forward navigation event.
1073   if (is_reload) {
1074     bool reload_original_url =
1075         (params.common_params.navigation_type ==
1076          FrameMsg_Navigate_Type::RELOAD_ORIGINAL_REQUEST_URL);
1077     bool ignore_cache = (params.common_params.navigation_type ==
1078                          FrameMsg_Navigate_Type::RELOAD_IGNORING_CACHE);
1079
1080     if (reload_original_url)
1081       frame->reloadWithOverrideURL(params.common_params.url, true);
1082     else
1083       frame->reload(ignore_cache);
1084   } else if (is_history_navigation) {
1085     // We must know the page ID of the page we are navigating back to.
1086     DCHECK_NE(params.page_id, -1);
1087     scoped_ptr<HistoryEntry> entry =
1088         PageStateToHistoryEntry(params.commit_params.page_state);
1089     if (entry) {
1090       // Ensure we didn't save the swapped out URL in UpdateState, since the
1091       // browser should never be telling us to navigate to swappedout://.
1092       CHECK(entry->root().urlString() != WebString::fromUTF8(kSwappedOutURL));
1093       render_view_->history_controller()->GoToEntry(entry.Pass(), cache_policy);
1094     }
1095   } else if (!params.base_url_for_data_url.is_empty()) {
1096     // A loadData request with a specified base URL.
1097     std::string mime_type, charset, data;
1098     if (net::DataURL::Parse(
1099             params.common_params.url, &mime_type, &charset, &data)) {
1100       frame->loadData(
1101           WebData(data.c_str(), data.length()),
1102           WebString::fromUTF8(mime_type),
1103           WebString::fromUTF8(charset),
1104           params.base_url_for_data_url,
1105           params.history_url_for_data_url,
1106           false);
1107     } else {
1108       CHECK(false) << "Invalid URL passed: "
1109                    << params.common_params.url.possibly_invalid_spec();
1110     }
1111   } else {
1112     // Navigate to the given URL.
1113     WebURLRequest request =
1114         CreateURLRequestForNavigation(params.common_params,
1115                                       scoped_ptr<StreamOverrideParameters>(),
1116                                       frame->isViewSourceModeEnabled());
1117
1118     if (!params.extra_headers.empty()) {
1119       for (net::HttpUtil::HeadersIterator i(params.extra_headers.begin(),
1120                                             params.extra_headers.end(),
1121                                             "\n");
1122            i.GetNext();) {
1123         request.addHTTPHeaderField(WebString::fromUTF8(i.name()),
1124                                    WebString::fromUTF8(i.values()));
1125       }
1126     }
1127
1128     if (params.is_post) {
1129       request.setHTTPMethod(WebString::fromUTF8("POST"));
1130
1131       // Set post data.
1132       WebHTTPBody http_body;
1133       http_body.initialize();
1134       const char* data = NULL;
1135       if (params.browser_initiated_post_data.size()) {
1136         data = reinterpret_cast<const char*>(
1137             &params.browser_initiated_post_data.front());
1138       }
1139       http_body.appendData(
1140           WebData(data, params.browser_initiated_post_data.size()));
1141       request.setHTTPBody(http_body);
1142     }
1143
1144     // A session history navigation should have been accompanied by state.
1145     CHECK_EQ(params.page_id, -1);
1146
1147     // Record this before starting the load, we need a lower bound of this time
1148     // to sanitize the navigationStart override set below.
1149     base::TimeTicks renderer_navigation_start = base::TimeTicks::Now();
1150     frame->loadRequest(request);
1151
1152     UpdateFrameNavigationTiming(
1153         frame, params.commit_params.browser_navigation_start,
1154         renderer_navigation_start);
1155   }
1156
1157   // In case LoadRequest failed before DidCreateDataSource was called.
1158   render_view_->pending_navigation_params_.reset();
1159 }
1160
1161 void RenderFrameImpl::NavigateToSwappedOutURL() {
1162   // We use loadRequest instead of loadHTMLString because the former commits
1163   // synchronously.  Otherwise a new navigation can interrupt the navigation
1164   // to kSwappedOutURL. If that happens to be to the page we had been
1165   // showing, then WebKit will never send a commit and we'll be left spinning.
1166   // Set the is_swapped_out_ bit to true, so IPC filtering is in effect and
1167   // the navigation to swappedout:// is not announced to the browser side.
1168   is_swapped_out_ = true;
1169   GURL swappedOutURL(kSwappedOutURL);
1170   WebURLRequest request(swappedOutURL);
1171   frame_->loadRequest(request);
1172 }
1173
1174 void RenderFrameImpl::BindServiceRegistry(
1175     mojo::InterfaceRequest<mojo::ServiceProvider> services,
1176     mojo::ServiceProviderPtr exposed_services) {
1177   service_registry_.Bind(services.Pass());
1178   service_registry_.BindRemoteServiceProvider(exposed_services.Pass());
1179 }
1180
1181 ManifestManager* RenderFrameImpl::manifest_manager() {
1182   return manifest_manager_;
1183 }
1184
1185 void RenderFrameImpl::OnBeforeUnload() {
1186   TRACE_EVENT1("navigation", "RenderFrameImpl::OnBeforeUnload",
1187                "id", routing_id_);
1188   // TODO(creis): Right now, this is only called on the main frame.  Make the
1189   // browser process send dispatchBeforeUnloadEvent to every frame that needs
1190   // it.
1191   CHECK(!frame_->parent());
1192
1193   base::TimeTicks before_unload_start_time = base::TimeTicks::Now();
1194   bool proceed = frame_->dispatchBeforeUnloadEvent();
1195   base::TimeTicks before_unload_end_time = base::TimeTicks::Now();
1196   Send(new FrameHostMsg_BeforeUnload_ACK(routing_id_, proceed,
1197                                          before_unload_start_time,
1198                                          before_unload_end_time));
1199 }
1200
1201 void RenderFrameImpl::OnSwapOut(
1202     int proxy_routing_id,
1203     bool is_loading,
1204     const FrameReplicationState& replicated_frame_state) {
1205   TRACE_EVENT1("navigation", "RenderFrameImpl::OnSwapOut", "id", routing_id_);
1206   RenderFrameProxy* proxy = NULL;
1207   bool is_site_per_process = base::CommandLine::ForCurrentProcess()->HasSwitch(
1208       switches::kSitePerProcess);
1209   bool is_main_frame = !frame_->parent();
1210
1211   // Only run unload if we're not swapped out yet, but send the ack either way.
1212   if (!is_swapped_out_) {
1213     // Swap this RenderFrame out so the frame can navigate to a page rendered by
1214     // a different process.  This involves running the unload handler and
1215     // clearing the page.  We also allow this process to exit if there are no
1216     // other active RenderFrames in it.
1217
1218     // Send an UpdateState message before we get swapped out.
1219     render_view_->SyncNavigationState();
1220
1221     // If we need a proxy to replace this, create it now so its routing id is
1222     // registered for receiving IPC messages.
1223     if (proxy_routing_id != MSG_ROUTING_NONE) {
1224       proxy = RenderFrameProxy::CreateProxyToReplaceFrame(this,
1225                                                           proxy_routing_id);
1226     }
1227
1228     // Synchronously run the unload handler before sending the ACK.
1229     // TODO(creis): Call dispatchUnloadEvent unconditionally here to support
1230     // unload on subframes as well.
1231     if (is_main_frame)
1232       frame_->dispatchUnloadEvent();
1233
1234     // Swap out and stop sending any IPC messages that are not ACKs.
1235     if (is_main_frame)
1236       render_view_->SetSwappedOut(true);
1237     is_swapped_out_ = true;
1238
1239     // Now that we're swapped out and filtering IPC messages, stop loading to
1240     // ensure that no other in-progress navigation continues.  We do this here
1241     // to avoid sending a DidStopLoading message to the browser process.
1242     // TODO(creis): Should we be stopping all frames here and using
1243     // StopAltErrorPageFetcher with RenderView::OnStop, or just stopping this
1244     // frame?
1245     OnStop();
1246
1247     // Transfer settings such as initial drawing parameters to the remote frame,
1248     // if one is created, that will replace this frame.
1249     if (!is_main_frame && proxy)
1250       proxy->web_frame()->initializeFromFrame(frame_);
1251
1252     // Replace the page with a blank dummy URL. The unload handler will not be
1253     // run a second time, thanks to a check in FrameLoader::stopLoading.
1254     // TODO(creis): Need to add a better way to do this that avoids running the
1255     // beforeunload handler. For now, we just run it a second time silently.
1256     if (!is_site_per_process || is_main_frame)
1257       NavigateToSwappedOutURL();
1258
1259     // Let WebKit know that this view is hidden so it can drop resources and
1260     // stop compositing.
1261     // TODO(creis): Support this for subframes as well.
1262     if (is_main_frame) {
1263       render_view_->webview()->setVisibilityState(
1264           blink::WebPageVisibilityStateHidden, false);
1265     }
1266   }
1267
1268   // It is now safe to show modal dialogs again.
1269   // TODO(creis): Deal with modal dialogs from subframes.
1270   if (is_main_frame)
1271     render_view_->suppress_dialogs_until_swap_out_ = false;
1272
1273   Send(new FrameHostMsg_SwapOut_ACK(routing_id_));
1274
1275   // Now that all of the cleanup is complete and the browser side is notified,
1276   // start using the RenderFrameProxy, if one is created.
1277   if (proxy) {
1278     if (!is_main_frame) {
1279       frame_->swap(proxy->web_frame());
1280
1281       if (is_loading)
1282         proxy->OnDidStartLoading();
1283
1284       if (is_site_per_process) {
1285         // TODO(nasko): delete the frame here, since we've replaced it with a
1286         // proxy.
1287       }
1288     } else {
1289       set_render_frame_proxy(proxy);
1290     }
1291   }
1292
1293   // In --site-per-process, initialize the WebRemoteFrame with the replication
1294   // state passed by the process that is now rendering the frame.
1295   // TODO(alexmos): We cannot yet do this for swapped-out main frames, because
1296   // in that case we leave the LocalFrame as the main frame visible to Blink
1297   // and don't call swap() above. Because swap() is what creates a RemoteFrame
1298   // in proxy->web_frame(), the RemoteFrame will not exist for main frames.
1299   // When we do an unconditional swap for all frames, we can remove
1300   // !is_main_frame below.
1301   if (is_site_per_process && proxy && !is_main_frame)
1302     proxy->SetReplicatedState(replicated_frame_state);
1303
1304   // Safe to exit if no one else is using the process.
1305   if (is_main_frame)
1306     render_view_->WasSwappedOut();
1307 }
1308
1309 void RenderFrameImpl::OnContextMenuClosed(
1310     const CustomContextMenuContext& custom_context) {
1311   if (custom_context.request_id) {
1312     // External request, should be in our map.
1313     ContextMenuClient* client =
1314         pending_context_menus_.Lookup(custom_context.request_id);
1315     if (client) {
1316       client->OnMenuClosed(custom_context.request_id);
1317       pending_context_menus_.Remove(custom_context.request_id);
1318     }
1319   } else {
1320     if (custom_context.link_followed.is_valid()) {
1321         frame_->sendPings(
1322             DomUtils::ExtractParentAnchorNode(context_menu_node_),
1323             custom_context.link_followed);
1324     }
1325     // Internal request, forward to WebKit.
1326     context_menu_node_.reset();
1327   }
1328 }
1329
1330 void RenderFrameImpl::OnCustomContextMenuAction(
1331     const CustomContextMenuContext& custom_context,
1332     unsigned action) {
1333   if (custom_context.request_id) {
1334     // External context menu request, look in our map.
1335     ContextMenuClient* client =
1336         pending_context_menus_.Lookup(custom_context.request_id);
1337     if (client)
1338       client->OnMenuAction(custom_context.request_id, action);
1339   } else {
1340     // Internal request, forward to WebKit.
1341     render_view_->webview()->performCustomContextMenuAction(action);
1342   }
1343 }
1344
1345 void RenderFrameImpl::OnUndo() {
1346   frame_->executeCommand(WebString::fromUTF8("Undo"), GetFocusedElement());
1347 }
1348
1349 void RenderFrameImpl::OnRedo() {
1350   frame_->executeCommand(WebString::fromUTF8("Redo"), GetFocusedElement());
1351 }
1352
1353 void RenderFrameImpl::OnCut() {
1354   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1355   frame_->executeCommand(WebString::fromUTF8("Cut"), GetFocusedElement());
1356 }
1357
1358 void RenderFrameImpl::OnCopy() {
1359   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1360   WebNode current_node = context_menu_node_.isNull() ?
1361       GetFocusedElement() : context_menu_node_;
1362   frame_->executeCommand(WebString::fromUTF8("Copy"), current_node);
1363 }
1364
1365 void RenderFrameImpl::OnPaste() {
1366   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1367   frame_->executeCommand(WebString::fromUTF8("Paste"), GetFocusedElement());
1368 }
1369
1370 void RenderFrameImpl::OnPasteAndMatchStyle() {
1371   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1372   frame_->executeCommand(
1373       WebString::fromUTF8("PasteAndMatchStyle"), GetFocusedElement());
1374 }
1375
1376 #if defined(OS_MACOSX)
1377 void RenderFrameImpl::OnCopyToFindPboard() {
1378   // Since the find pasteboard supports only plain text, this can be simpler
1379   // than the |OnCopy()| case.
1380   if (frame_->hasSelection()) {
1381     base::string16 selection = frame_->selectionAsText();
1382     RenderThread::Get()->Send(
1383         new ClipboardHostMsg_FindPboardWriteStringAsync(selection));
1384   }
1385 }
1386 #endif
1387
1388 void RenderFrameImpl::OnDelete() {
1389   frame_->executeCommand(WebString::fromUTF8("Delete"), GetFocusedElement());
1390 }
1391
1392 void RenderFrameImpl::OnSelectAll() {
1393   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1394   frame_->executeCommand(WebString::fromUTF8("SelectAll"), GetFocusedElement());
1395 }
1396
1397 void RenderFrameImpl::OnSelectRange(const gfx::Point& base,
1398                                     const gfx::Point& extent) {
1399   // This IPC is dispatched by RenderWidgetHost, so use its routing id.
1400   Send(new InputHostMsg_SelectRange_ACK(GetRenderWidget()->routing_id()));
1401
1402   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1403   frame_->selectRange(base, extent);
1404 }
1405
1406 void RenderFrameImpl::OnUnselect() {
1407   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1408   frame_->executeCommand(WebString::fromUTF8("Unselect"), GetFocusedElement());
1409 }
1410
1411 void RenderFrameImpl::OnMoveRangeSelectionExtent(const gfx::Point& point) {
1412   // This IPC is dispatched by RenderWidgetHost, so use its routing id.
1413   Send(new InputHostMsg_MoveRangeSelectionExtent_ACK(
1414       GetRenderWidget()->routing_id()));
1415
1416   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1417   frame_->moveRangeSelectionExtent(point);
1418 }
1419
1420 void RenderFrameImpl::OnReplace(const base::string16& text) {
1421   if (!frame_->hasSelection())
1422     frame_->selectWordAroundCaret();
1423
1424   frame_->replaceSelection(text);
1425 }
1426
1427 void RenderFrameImpl::OnReplaceMisspelling(const base::string16& text) {
1428   if (!frame_->hasSelection())
1429     return;
1430
1431   frame_->replaceMisspelledRange(text);
1432 }
1433
1434 void RenderFrameImpl::OnCSSInsertRequest(const std::string& css) {
1435   frame_->document().insertStyleSheet(WebString::fromUTF8(css));
1436 }
1437
1438 void RenderFrameImpl::OnJavaScriptExecuteRequest(
1439     const base::string16& jscript,
1440     int id,
1441     bool notify_result) {
1442   TRACE_EVENT_INSTANT0("test_tracing", "OnJavaScriptExecuteRequest",
1443                        TRACE_EVENT_SCOPE_THREAD);
1444
1445   v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
1446   v8::Handle<v8::Value> result =
1447       frame_->executeScriptAndReturnValue(WebScriptSource(jscript));
1448
1449   HandleJavascriptExecutionResult(jscript, id, notify_result, result);
1450 }
1451
1452 void RenderFrameImpl::OnJavaScriptExecuteRequestForTests(
1453     const base::string16& jscript,
1454     int id,
1455     bool notify_result) {
1456   TRACE_EVENT_INSTANT0("test_tracing", "OnJavaScriptExecuteRequestForTests",
1457                        TRACE_EVENT_SCOPE_THREAD);
1458
1459   v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
1460   v8::Handle<v8::Value> result =
1461       frame_->executeScriptAndReturnValueForTests(WebScriptSource(jscript));
1462
1463   HandleJavascriptExecutionResult(jscript, id, notify_result, result);
1464 }
1465
1466 void RenderFrameImpl::HandleJavascriptExecutionResult(
1467     const base::string16& jscript,
1468     int id,
1469     bool notify_result,
1470     v8::Handle<v8::Value> result) {
1471   if (notify_result) {
1472     base::ListValue list;
1473     if (!result.IsEmpty()) {
1474       v8::Local<v8::Context> context = frame_->mainWorldScriptContext();
1475       v8::Context::Scope context_scope(context);
1476       V8ValueConverterImpl converter;
1477       converter.SetDateAllowed(true);
1478       converter.SetRegExpAllowed(true);
1479       base::Value* result_value = converter.FromV8Value(result, context);
1480       list.Set(0, result_value ? result_value : base::Value::CreateNullValue());
1481     } else {
1482       list.Set(0, base::Value::CreateNullValue());
1483     }
1484     Send(new FrameHostMsg_JavaScriptExecuteResponse(routing_id_, id, list));
1485   }
1486 }
1487
1488 void RenderFrameImpl::OnVisualStateRequest(uint64 id) {
1489   GetRenderWidget()->QueueMessage(
1490       new FrameHostMsg_VisualStateResponse(routing_id_, id),
1491       MESSAGE_DELIVERY_POLICY_WITH_VISUAL_STATE);
1492 }
1493
1494 void RenderFrameImpl::OnSetEditableSelectionOffsets(int start, int end) {
1495   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1496   if (!GetRenderWidget()->ShouldHandleImeEvent())
1497     return;
1498   ImeEventGuard guard(GetRenderWidget());
1499   frame_->setEditableSelectionOffsets(start, end);
1500 }
1501
1502 void RenderFrameImpl::OnSetCompositionFromExistingText(
1503     int start, int end,
1504     const std::vector<blink::WebCompositionUnderline>& underlines) {
1505   if (!GetRenderWidget()->ShouldHandleImeEvent())
1506     return;
1507   ImeEventGuard guard(GetRenderWidget());
1508   frame_->setCompositionFromExistingText(start, end, underlines);
1509 }
1510
1511 void RenderFrameImpl::OnExecuteNoValueEditCommand(const std::string& name) {
1512   frame_->executeCommand(WebString::fromUTF8(name), GetFocusedElement());
1513 }
1514
1515 void RenderFrameImpl::OnExtendSelectionAndDelete(int before, int after) {
1516   if (!GetRenderWidget()->ShouldHandleImeEvent())
1517     return;
1518   ImeEventGuard guard(GetRenderWidget());
1519   frame_->extendSelectionAndDelete(before, after);
1520 }
1521
1522 void RenderFrameImpl::OnSetAccessibilityMode(AccessibilityMode new_mode) {
1523   if (accessibility_mode_ == new_mode)
1524     return;
1525   accessibility_mode_ = new_mode;
1526   if (renderer_accessibility_) {
1527     // Note: this isn't called automatically by the destructor because
1528     // there'd be no point in calling it in frame teardown, only if there's
1529     // an accessibility mode change but the frame is persisting.
1530     renderer_accessibility_->DisableAccessibility();
1531
1532     delete renderer_accessibility_;
1533     renderer_accessibility_ = NULL;
1534   }
1535   if (accessibility_mode_ == AccessibilityModeOff)
1536     return;
1537
1538   if (accessibility_mode_ & AccessibilityModeFlagFullTree)
1539     renderer_accessibility_ = new RendererAccessibility(this);
1540 }
1541
1542 void RenderFrameImpl::OnDisownOpener() {
1543   // TODO(creis): We should only see this for main frames for now.  To support
1544   // disowning the opener on subframes, we will need to move WebContentsImpl's
1545   // opener_ to FrameTreeNode.
1546   CHECK(!frame_->parent());
1547
1548   if (frame_->opener())
1549     frame_->setOpener(NULL);
1550 }
1551
1552 #if defined(OS_ANDROID)
1553 void RenderFrameImpl::OnSelectPopupMenuItems(
1554     bool canceled,
1555     const std::vector<int>& selected_indices) {
1556   // It is possible to receive more than one of these calls if the user presses
1557   // a select faster than it takes for the show-select-popup IPC message to make
1558   // it to the browser UI thread. Ignore the extra-messages.
1559   // TODO(jcivelli): http:/b/5793321 Implement a better fix, as detailed in bug.
1560   if (!external_popup_menu_)
1561     return;
1562
1563   external_popup_menu_->DidSelectItems(canceled, selected_indices);
1564   external_popup_menu_.reset();
1565 }
1566 #endif
1567
1568 #if defined(OS_MACOSX)
1569 void RenderFrameImpl::OnSelectPopupMenuItem(int selected_index) {
1570   if (external_popup_menu_ == NULL)
1571     return;
1572   external_popup_menu_->DidSelectItem(selected_index);
1573   external_popup_menu_.reset();
1574 }
1575 #endif
1576
1577 void RenderFrameImpl::OnReload(bool ignore_cache) {
1578   frame_->reload(ignore_cache);
1579 }
1580
1581 void RenderFrameImpl::OnTextSurroundingSelectionRequest(size_t max_length) {
1582   blink::WebSurroundingText surroundingText;
1583   surroundingText.initialize(frame_->selectionRange(), max_length);
1584
1585   if (surroundingText.isNull()) {
1586     // |surroundingText| might not be correctly initialized, for example if
1587     // |frame_->selectionRange().isNull()|, in other words, if there was no
1588     // selection.
1589     Send(new FrameHostMsg_TextSurroundingSelectionResponse(
1590         routing_id_, base::string16(), 0, 0));
1591     return;
1592   }
1593
1594   Send(new FrameHostMsg_TextSurroundingSelectionResponse(
1595       routing_id_,
1596       surroundingText.textContent(),
1597       surroundingText.startOffsetInTextContent(),
1598       surroundingText.endOffsetInTextContent()));
1599 }
1600
1601 void RenderFrameImpl::OnAddStyleSheetByURL(const std::string& url) {
1602   frame_->addStyleSheetByURL(WebString::fromUTF8(url));
1603 }
1604
1605 void RenderFrameImpl::OnSetupTransitionView(const std::string& markup) {
1606   frame_->document().setIsTransitionDocument(true);
1607   frame_->navigateToSandboxedMarkup(WebData(markup.data(), markup.length()));
1608 }
1609
1610 void RenderFrameImpl::OnBeginExitTransition(const std::string& css_selector,
1611                                             bool exit_to_native_app) {
1612   frame_->document().setIsTransitionDocument(true);
1613   frame_->document().beginExitTransition(WebString::fromUTF8(css_selector),
1614                                          exit_to_native_app);
1615 }
1616
1617 void RenderFrameImpl::OnRevertExitTransition() {
1618   frame_->document().setIsTransitionDocument(false);
1619   frame_->document().revertExitTransition();
1620 }
1621
1622 void RenderFrameImpl::OnHideTransitionElements(
1623     const std::string& css_selector) {
1624   frame_->document().hideTransitionElements(WebString::fromUTF8(css_selector));
1625 }
1626
1627 void RenderFrameImpl::OnShowTransitionElements(
1628     const std::string& css_selector) {
1629   frame_->document().showTransitionElements(WebString::fromUTF8(css_selector));
1630 }
1631
1632 bool RenderFrameImpl::RunJavaScriptMessage(JavaScriptMessageType type,
1633                                            const base::string16& message,
1634                                            const base::string16& default_value,
1635                                            const GURL& frame_url,
1636                                            base::string16* result) {
1637   // Don't allow further dialogs if we are waiting to swap out, since the
1638   // PageGroupLoadDeferrer in our stack prevents it.
1639   if (render_view()->suppress_dialogs_until_swap_out_)
1640     return false;
1641
1642   bool success = false;
1643   base::string16 result_temp;
1644   if (!result)
1645     result = &result_temp;
1646
1647   render_view()->SendAndRunNestedMessageLoop(
1648       new FrameHostMsg_RunJavaScriptMessage(
1649         routing_id_, message, default_value, frame_url, type, &success,
1650         result));
1651   return success;
1652 }
1653
1654 void RenderFrameImpl::LoadNavigationErrorPage(
1655     const WebURLRequest& failed_request,
1656     const WebURLError& error,
1657     bool replace) {
1658   std::string error_html;
1659   GetContentClient()->renderer()->GetNavigationErrorStrings(
1660       render_view(), frame_, failed_request, error, &error_html, NULL);
1661
1662   frame_->loadHTMLString(error_html,
1663                          GURL(kUnreachableWebDataURL),
1664                          error.unreachableURL,
1665                          replace);
1666 }
1667
1668 void RenderFrameImpl::DidCommitCompositorFrame() {
1669   FOR_EACH_OBSERVER(
1670       RenderFrameObserver, observers_, DidCommitCompositorFrame());
1671 }
1672
1673 RenderView* RenderFrameImpl::GetRenderView() {
1674   return render_view_.get();
1675 }
1676
1677 int RenderFrameImpl::GetRoutingID() {
1678   return routing_id_;
1679 }
1680
1681 blink::WebLocalFrame* RenderFrameImpl::GetWebFrame() {
1682   DCHECK(frame_);
1683   return frame_;
1684 }
1685
1686 WebElement RenderFrameImpl::GetFocusedElement() const {
1687   WebDocument doc = frame_->document();
1688   if (!doc.isNull())
1689     return doc.focusedElement();
1690
1691   return WebElement();
1692 }
1693
1694 WebPreferences& RenderFrameImpl::GetWebkitPreferences() {
1695   return render_view_->GetWebkitPreferences();
1696 }
1697
1698 int RenderFrameImpl::ShowContextMenu(ContextMenuClient* client,
1699                                      const ContextMenuParams& params) {
1700   DCHECK(client);  // A null client means "internal" when we issue callbacks.
1701   ContextMenuParams our_params(params);
1702   our_params.custom_context.request_id = pending_context_menus_.Add(client);
1703   Send(new FrameHostMsg_ContextMenu(routing_id_, our_params));
1704   return our_params.custom_context.request_id;
1705 }
1706
1707 void RenderFrameImpl::CancelContextMenu(int request_id) {
1708   DCHECK(pending_context_menus_.Lookup(request_id));
1709   pending_context_menus_.Remove(request_id);
1710 }
1711
1712 blink::WebNode RenderFrameImpl::GetContextMenuNode() const {
1713   return context_menu_node_;
1714 }
1715
1716 blink::WebPlugin* RenderFrameImpl::CreatePlugin(
1717     blink::WebFrame* frame,
1718     const WebPluginInfo& info,
1719     const blink::WebPluginParams& params,
1720     scoped_ptr<content::PluginInstanceThrottler> throttler) {
1721   DCHECK_EQ(frame_, frame);
1722 #if defined(ENABLE_PLUGINS)
1723   if (info.type == WebPluginInfo::PLUGIN_TYPE_BROWSER_PLUGIN) {
1724     scoped_ptr<BrowserPluginDelegate> browser_plugin_delegate(
1725         GetContentClient()->renderer()->CreateBrowserPluginDelegate(
1726             this, params.mimeType.utf8(), GURL(params.url)));
1727     return BrowserPluginManager::Get()->CreateBrowserPlugin(
1728         this, browser_plugin_delegate.Pass());
1729   }
1730
1731   bool pepper_plugin_was_registered = false;
1732   scoped_refptr<PluginModule> pepper_module(PluginModule::Create(
1733       this, info, &pepper_plugin_was_registered));
1734   if (pepper_plugin_was_registered) {
1735     if (pepper_module.get()) {
1736       return new PepperWebPluginImpl(
1737           pepper_module.get(), params, this,
1738           make_scoped_ptr(
1739               static_cast<PluginInstanceThrottlerImpl*>(throttler.release())));
1740     }
1741   }
1742 #if defined(OS_CHROMEOS)
1743   LOG(WARNING) << "Pepper module/plugin creation failed.";
1744   return NULL;
1745 #else
1746   // TODO(jam): change to take RenderFrame.
1747   return new WebPluginImpl(frame, params, info.path, render_view_, this);
1748 #endif
1749 #else
1750   return NULL;
1751 #endif
1752 }
1753
1754 void RenderFrameImpl::LoadURLExternally(blink::WebLocalFrame* frame,
1755                                         const blink::WebURLRequest& request,
1756                                         blink::WebNavigationPolicy policy) {
1757   DCHECK(!frame_ || frame_ == frame);
1758   loadURLExternally(frame, request, policy, WebString());
1759 }
1760
1761 void RenderFrameImpl::ExecuteJavaScript(const base::string16& javascript) {
1762   OnJavaScriptExecuteRequest(javascript, 0, false);
1763 }
1764
1765 ServiceRegistry* RenderFrameImpl::GetServiceRegistry() {
1766   return &service_registry_;
1767 }
1768
1769 #if defined(ENABLE_PLUGINS)
1770 void RenderFrameImpl::RegisterPeripheralPlugin(
1771     const GURL& content_origin,
1772     const base::Closure& unthrottle_callback) {
1773   return plugin_power_saver_helper_->RegisterPeripheralPlugin(
1774       content_origin, unthrottle_callback);
1775 }
1776 #endif  // defined(ENABLE_PLUGINS)
1777
1778 bool RenderFrameImpl::IsFTPDirectoryListing() {
1779   WebURLResponseExtraDataImpl* extra_data =
1780       GetExtraDataFromResponse(frame_->dataSource()->response());
1781   return extra_data ? extra_data->is_ftp_directory_listing() : false;
1782 }
1783
1784 void RenderFrameImpl::AttachGuest(int element_instance_id) {
1785   BrowserPluginManager::Get()->Attach(element_instance_id);
1786 }
1787
1788 void RenderFrameImpl::DetachGuest(int element_instance_id) {
1789   BrowserPluginManager::Get()->Detach(element_instance_id);
1790 }
1791
1792 void RenderFrameImpl::SetSelectedText(const base::string16& selection_text,
1793                                       size_t offset,
1794                                       const gfx::Range& range) {
1795   // Use the routing id of Render Widget Host.
1796   Send(new ViewHostMsg_SelectionChanged(GetRenderWidget()->routing_id(),
1797                                         selection_text,
1798                                         offset,
1799                                         range));
1800 }
1801
1802 void RenderFrameImpl::EnsureMojoBuiltinsAreAvailable(
1803     v8::Isolate* isolate,
1804     v8::Handle<v8::Context> context) {
1805   gin::ModuleRegistry* registry = gin::ModuleRegistry::From(context);
1806   if (registry->available_modules().count(mojo::js::Core::kModuleName))
1807     return;
1808
1809   v8::HandleScope handle_scope(isolate);
1810   registry->AddBuiltinModule(
1811       isolate, mojo::js::Core::kModuleName, mojo::js::Core::GetModule(isolate));
1812   registry->AddBuiltinModule(isolate,
1813                              mojo::js::Support::kModuleName,
1814                              mojo::js::Support::GetModule(isolate));
1815   registry->AddBuiltinModule(
1816       isolate,
1817       ServiceRegistryJsWrapper::kModuleName,
1818       ServiceRegistryJsWrapper::Create(isolate, &service_registry_).ToV8());
1819 }
1820
1821 // blink::WebFrameClient implementation ----------------------------------------
1822
1823 blink::WebPluginPlaceholder* RenderFrameImpl::createPluginPlaceholder(
1824     blink::WebLocalFrame* frame,
1825     const blink::WebPluginParams& params) {
1826   DCHECK_EQ(frame_, frame);
1827   return GetContentClient()
1828       ->renderer()
1829       ->CreatePluginPlaceholder(this, frame, params)
1830       .release();
1831 }
1832
1833 blink::WebPlugin* RenderFrameImpl::createPlugin(
1834     blink::WebLocalFrame* frame,
1835     const blink::WebPluginParams& params) {
1836   DCHECK_EQ(frame_, frame);
1837   blink::WebPlugin* plugin = NULL;
1838   if (GetContentClient()->renderer()->OverrideCreatePlugin(
1839           this, frame, params, &plugin)) {
1840     return plugin;
1841   }
1842
1843   if (base::UTF16ToUTF8(params.mimeType) == kBrowserPluginMimeType) {
1844     scoped_ptr<BrowserPluginDelegate> browser_plugin_delegate(
1845         GetContentClient()->renderer()->CreateBrowserPluginDelegate(this,
1846             kBrowserPluginMimeType, GURL(params.url)));
1847     return BrowserPluginManager::Get()->CreateBrowserPlugin(
1848         this, browser_plugin_delegate.Pass());
1849   }
1850
1851 #if defined(ENABLE_PLUGINS)
1852   WebPluginInfo info;
1853   std::string mime_type;
1854   bool found = false;
1855   Send(new FrameHostMsg_GetPluginInfo(
1856       routing_id_, params.url, frame->top()->document().url(),
1857       params.mimeType.utf8(), &found, &info, &mime_type));
1858   if (!found)
1859     return NULL;
1860
1861   WebPluginParams params_to_use = params;
1862   params_to_use.mimeType = WebString::fromUTF8(mime_type);
1863   return CreatePlugin(frame, info, params_to_use, nullptr /* throttler */);
1864 #else
1865   return NULL;
1866 #endif  // defined(ENABLE_PLUGINS)
1867 }
1868
1869 blink::WebMediaPlayer* RenderFrameImpl::createMediaPlayer(
1870     blink::WebLocalFrame* frame,
1871     const blink::WebURL& url,
1872     blink::WebMediaPlayerClient* client) {
1873   return createMediaPlayer(frame, url, client, nullptr);
1874 }
1875
1876 blink::WebMediaPlayer* RenderFrameImpl::createMediaPlayer(
1877     blink::WebLocalFrame* frame,
1878     const blink::WebURL& url,
1879     blink::WebMediaPlayerClient* client,
1880     blink::WebContentDecryptionModule* initial_cdm) {
1881 #if defined(VIDEO_HOLE)
1882   if (!contains_media_player_) {
1883     render_view_->RegisterVideoHoleFrame(this);
1884     contains_media_player_ = true;
1885   }
1886 #endif  // defined(VIDEO_HOLE)
1887
1888   blink::WebMediaStream web_stream(
1889       blink::WebMediaStreamRegistry::lookupMediaStreamDescriptor(url));
1890   if (!web_stream.isNull())
1891     return CreateWebMediaPlayerForMediaStream(url, client);
1892
1893   if (!media_permission_dispatcher_)
1894     media_permission_dispatcher_ = new MediaPermissionDispatcher(this);
1895
1896 #if defined(OS_ANDROID)
1897   return CreateAndroidWebMediaPlayer(url, client, media_permission_dispatcher_,
1898                                      initial_cdm);
1899 #else
1900   scoped_refptr<media::MediaLog> media_log(new RenderMediaLog());
1901
1902
1903   RenderThreadImpl* render_thread = RenderThreadImpl::current();
1904   media::WebMediaPlayerParams params(
1905       base::Bind(&ContentRendererClient::DeferMediaLoad,
1906                  base::Unretained(GetContentClient()->renderer()),
1907                  static_cast<RenderFrame*>(this)),
1908       render_thread->GetAudioRendererMixerManager()->CreateInput(
1909           render_view_->routing_id_, routing_id_),
1910       media_log, render_thread->GetMediaThreadTaskRunner(),
1911       render_thread->compositor_message_loop_proxy(),
1912       base::Bind(&GetSharedMainThreadContext3D), media_permission_dispatcher_,
1913       initial_cdm);
1914
1915 #if defined(ENABLE_PEPPER_CDMS)
1916   scoped_ptr<media::CdmFactory> cdm_factory(
1917       new RenderCdmFactory(base::Bind(&PepperCdmWrapperImpl::Create, frame)));
1918 #elif defined(ENABLE_BROWSER_CDMS)
1919   scoped_ptr<media::CdmFactory> cdm_factory(
1920       new RenderCdmFactory(GetCdmManager()));
1921 #else
1922   scoped_ptr<media::CdmFactory> cdm_factory(new RenderCdmFactory());
1923 #endif
1924
1925 #if defined(ENABLE_MEDIA_MOJO_RENDERER)
1926   scoped_ptr<media::RendererFactory> media_renderer_factory(
1927       new media::MojoRendererFactory(make_scoped_ptr(
1928           new MediaRendererServiceProvider(GetServiceRegistry()))));
1929 #else
1930   scoped_ptr<media::RendererFactory> media_renderer_factory =
1931       GetContentClient()->renderer()->CreateMediaRendererFactory(this,
1932                                                                  media_log);
1933
1934   if (!media_renderer_factory.get()) {
1935     media_renderer_factory.reset(new media::DefaultRendererFactory(
1936         media_log, render_thread->GetGpuFactories(),
1937         *render_thread->GetAudioHardwareConfig()));
1938   }
1939 #endif  // defined(ENABLE_MEDIA_MOJO_RENDERER)
1940
1941   return new media::WebMediaPlayerImpl(
1942       frame, client, weak_factory_.GetWeakPtr(), media_renderer_factory.Pass(),
1943       cdm_factory.Pass(), params);
1944 #endif  // defined(OS_ANDROID)
1945 }
1946
1947 blink::WebApplicationCacheHost* RenderFrameImpl::createApplicationCacheHost(
1948     blink::WebLocalFrame* frame,
1949     blink::WebApplicationCacheHostClient* client) {
1950   if (!frame || !frame->view())
1951     return NULL;
1952   DCHECK(!frame_ || frame_ == frame);
1953   return new RendererWebApplicationCacheHostImpl(
1954       RenderViewImpl::FromWebView(frame->view()), client,
1955       RenderThreadImpl::current()->appcache_dispatcher()->backend_proxy());
1956 }
1957
1958 blink::WebWorkerPermissionClientProxy*
1959 RenderFrameImpl::createWorkerPermissionClientProxy(
1960     blink::WebLocalFrame* frame) {
1961   if (!frame || !frame->view())
1962     return NULL;
1963   DCHECK(!frame_ || frame_ == frame);
1964   return GetContentClient()->renderer()->CreateWorkerPermissionClientProxy(
1965       this, frame);
1966 }
1967
1968 WebExternalPopupMenu* RenderFrameImpl::createExternalPopupMenu(
1969     const WebPopupMenuInfo& popup_menu_info,
1970     WebExternalPopupMenuClient* popup_menu_client) {
1971 #if defined(OS_MACOSX) || defined(OS_ANDROID)
1972   // An IPC message is sent to the browser to build and display the actual
1973   // popup. The user could have time to click a different select by the time
1974   // the popup is shown. In that case external_popup_menu_ is non NULL.
1975   // By returning NULL in that case, we instruct Blink to cancel that new
1976   // popup. So from the user perspective, only the first one will show, and
1977   // will have to close the first one before another one can be shown.
1978   if (external_popup_menu_)
1979     return NULL;
1980   external_popup_menu_.reset(
1981       new ExternalPopupMenu(this, popup_menu_info, popup_menu_client));
1982   if (render_view_->screen_metrics_emulator_) {
1983     render_view_->SetExternalPopupOriginAdjustmentsForEmulation(
1984         external_popup_menu_.get(),
1985         render_view_->screen_metrics_emulator_.get());
1986   }
1987   return external_popup_menu_.get();
1988 #else
1989   return NULL;
1990 #endif
1991 }
1992
1993 blink::WebCookieJar* RenderFrameImpl::cookieJar(blink::WebLocalFrame* frame) {
1994   DCHECK(!frame_ || frame_ == frame);
1995   return &cookie_jar_;
1996 }
1997
1998 blink::WebServiceWorkerProvider* RenderFrameImpl::createServiceWorkerProvider(
1999     blink::WebLocalFrame* frame) {
2000   DCHECK(!frame_ || frame_ == frame);
2001   // At this point we should have non-null data source.
2002   DCHECK(frame->dataSource());
2003   if (!ChildThreadImpl::current())
2004     return NULL;  // May be null in some tests.
2005   ServiceWorkerNetworkProvider* provider =
2006       ServiceWorkerNetworkProvider::FromDocumentState(
2007           DocumentState::FromDataSource(frame->dataSource()));
2008   return new WebServiceWorkerProviderImpl(
2009       ChildThreadImpl::current()->thread_safe_sender(),
2010       provider ? provider->context() : NULL);
2011 }
2012
2013 void RenderFrameImpl::didAccessInitialDocument(blink::WebLocalFrame* frame) {
2014   DCHECK(!frame_ || frame_ == frame);
2015   // If the request hasn't yet committed, notify the browser process that it is
2016   // no longer safe to show the pending URL of the main frame, since a URL spoof
2017   // is now possible. (If the request has committed, the browser already knows.)
2018   if (!frame->parent()) {
2019     DocumentState* document_state =
2020         DocumentState::FromDataSource(frame->dataSource());
2021     NavigationState* navigation_state = document_state->navigation_state();
2022
2023     if (!navigation_state->request_committed()) {
2024       Send(new FrameHostMsg_DidAccessInitialDocument(routing_id_));
2025     }
2026   }
2027 }
2028
2029 blink::WebFrame* RenderFrameImpl::createChildFrame(
2030     blink::WebLocalFrame* parent,
2031     const blink::WebString& name,
2032     blink::WebSandboxFlags sandbox_flags) {
2033   // Synchronously notify the browser of a child frame creation to get the
2034   // routing_id for the RenderFrame.
2035   int child_routing_id = MSG_ROUTING_NONE;
2036   Send(new FrameHostMsg_CreateChildFrame(
2037       routing_id_, base::UTF16ToUTF8(name),
2038       WebToContentSandboxFlags(sandbox_flags), &child_routing_id));
2039
2040   // Allocation of routing id failed, so we can't create a child frame. This can
2041   // happen if this RenderFrameImpl's IPCs are being filtered when in swapped
2042   // out state or synchronous IPC message above has failed.
2043   if (child_routing_id == MSG_ROUTING_NONE) {
2044     NOTREACHED() << "Failed to allocate routing id for child frame.";
2045     return nullptr;
2046   }
2047
2048   // Create the RenderFrame and WebLocalFrame, linking the two.
2049   RenderFrameImpl* child_render_frame = RenderFrameImpl::Create(
2050       render_view_.get(), child_routing_id);
2051   blink::WebLocalFrame* web_frame = WebLocalFrame::create(child_render_frame);
2052   child_render_frame->SetWebFrame(web_frame);
2053
2054   // Add the frame to the frame tree and initialize it.
2055   parent->appendChild(web_frame);
2056   child_render_frame->Initialize();
2057
2058   return web_frame;
2059 }
2060
2061 void RenderFrameImpl::didDisownOpener(blink::WebLocalFrame* frame) {
2062   DCHECK(!frame_ || frame_ == frame);
2063   // We only need to notify the browser if the active, top-level frame clears
2064   // its opener.  We can ignore cases where a swapped out frame clears its
2065   // opener after hearing about it from the browser, and the browser does not
2066   // (yet) care about subframe openers.
2067   if (is_swapped_out_ || frame->parent())
2068     return;
2069
2070   // Notify WebContents and all its swapped out RenderViews.
2071   Send(new FrameHostMsg_DidDisownOpener(routing_id_));
2072 }
2073
2074 void RenderFrameImpl::frameDetached(blink::WebFrame* frame) {
2075   // NOTE: This function is called on the frame that is being detached and not
2076   // the parent frame.  This is different from createChildFrame() which is
2077   // called on the parent frame.
2078   CHECK(!is_detaching_);
2079   DCHECK(!frame_ || frame_ == frame);
2080
2081   bool is_subframe = !!frame->parent();
2082
2083   Send(new FrameHostMsg_Detach(routing_id_));
2084
2085   // The |is_detaching_| flag disables Send(). FrameHostMsg_Detach must be
2086   // sent before setting |is_detaching_| to true. In contrast, Observers
2087   // should only be notified afterwards so they cannot call back into here and
2088   // have IPCs fired off.
2089   is_detaching_ = true;
2090
2091   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, FrameDetached());
2092   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2093                     FrameDetached(frame));
2094
2095   // We need to clean up subframes by removing them from the map and deleting
2096   // the RenderFrameImpl.  In contrast, the main frame is owned by its
2097   // containing RenderViewHost (so that they have the same lifetime), so only
2098   // removal from the map is needed and no deletion.
2099   FrameMap::iterator it = g_frame_map.Get().find(frame);
2100   CHECK(it != g_frame_map.Get().end());
2101   CHECK_EQ(it->second, this);
2102   g_frame_map.Get().erase(it);
2103
2104   if (is_subframe)
2105     frame->parent()->removeChild(frame);
2106
2107   // |frame| is invalid after here.
2108   frame->close();
2109
2110   if (is_subframe) {
2111     delete this;
2112     // Object is invalid after this point.
2113   }
2114 }
2115
2116 void RenderFrameImpl::frameFocused() {
2117   Send(new FrameHostMsg_FrameFocused(routing_id_));
2118 }
2119
2120 void RenderFrameImpl::willClose(blink::WebFrame* frame) {
2121   DCHECK(!frame_ || frame_ == frame);
2122
2123   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, FrameWillClose());
2124   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2125                     FrameWillClose(frame));
2126 }
2127
2128 void RenderFrameImpl::didChangeName(blink::WebLocalFrame* frame,
2129                                     const blink::WebString& name) {
2130   DCHECK(!frame_ || frame_ == frame);
2131   if (!render_view_->renderer_preferences_.report_frame_name_changes)
2132     return;
2133
2134   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidChangeName(name));
2135 }
2136
2137 void RenderFrameImpl::didMatchCSS(
2138     blink::WebLocalFrame* frame,
2139     const blink::WebVector<blink::WebString>& newly_matching_selectors,
2140     const blink::WebVector<blink::WebString>& stopped_matching_selectors) {
2141   DCHECK(!frame_ || frame_ == frame);
2142
2143   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2144                     DidMatchCSS(frame,
2145                                 newly_matching_selectors,
2146                                 stopped_matching_selectors));
2147 }
2148
2149 bool RenderFrameImpl::shouldReportDetailedMessageForSource(
2150     const blink::WebString& source) {
2151   return GetContentClient()->renderer()->ShouldReportDetailedMessageForSource(
2152       source);
2153 }
2154
2155 void RenderFrameImpl::didAddMessageToConsole(
2156     const blink::WebConsoleMessage& message,
2157     const blink::WebString& source_name,
2158     unsigned source_line,
2159     const blink::WebString& stack_trace) {
2160   logging::LogSeverity log_severity = logging::LOG_VERBOSE;
2161   switch (message.level) {
2162     case blink::WebConsoleMessage::LevelDebug:
2163       log_severity = logging::LOG_VERBOSE;
2164       break;
2165     case blink::WebConsoleMessage::LevelLog:
2166     case blink::WebConsoleMessage::LevelInfo:
2167       log_severity = logging::LOG_INFO;
2168       break;
2169     case blink::WebConsoleMessage::LevelWarning:
2170       log_severity = logging::LOG_WARNING;
2171       break;
2172     case blink::WebConsoleMessage::LevelError:
2173       log_severity = logging::LOG_ERROR;
2174       break;
2175     default:
2176       NOTREACHED();
2177   }
2178
2179   if (shouldReportDetailedMessageForSource(source_name)) {
2180     FOR_EACH_OBSERVER(
2181         RenderFrameObserver, observers_,
2182         DetailedConsoleMessageAdded(message.text,
2183                                     source_name,
2184                                     stack_trace,
2185                                     source_line,
2186                                     static_cast<int32>(log_severity)));
2187   }
2188
2189   Send(new FrameHostMsg_AddMessageToConsole(routing_id_,
2190                                             static_cast<int32>(log_severity),
2191                                             message.text,
2192                                             static_cast<int32>(source_line),
2193                                             source_name));
2194 }
2195
2196 void RenderFrameImpl::loadURLExternally(
2197     blink::WebLocalFrame* frame,
2198     const blink::WebURLRequest& request,
2199     blink::WebNavigationPolicy policy,
2200     const blink::WebString& suggested_name) {
2201   DCHECK(!frame_ || frame_ == frame);
2202   Referrer referrer(RenderViewImpl::GetReferrerFromRequest(frame, request));
2203   if (policy == blink::WebNavigationPolicyDownload) {
2204     render_view_->Send(new ViewHostMsg_DownloadUrl(render_view_->GetRoutingID(),
2205                                                    request.url(), referrer,
2206                                                    suggested_name));
2207   } else {
2208     OpenURL(frame, request.url(), referrer, policy);
2209   }
2210 }
2211
2212 blink::WebNavigationPolicy RenderFrameImpl::decidePolicyForNavigation(
2213     const NavigationPolicyInfo& info) {
2214   DCHECK(!frame_ || frame_ == info.frame);
2215   return DecidePolicyForNavigation(this, info);
2216 }
2217
2218 blink::WebHistoryItem RenderFrameImpl::historyItemForNewChildFrame(
2219     blink::WebFrame* frame) {
2220   DCHECK(!frame_ || frame_ == frame);
2221   return render_view_->history_controller()->GetItemForNewChildFrame(this);
2222 }
2223
2224 void RenderFrameImpl::willSendSubmitEvent(blink::WebLocalFrame* frame,
2225                                           const blink::WebFormElement& form) {
2226   DCHECK(!frame_ || frame_ == frame);
2227
2228   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, WillSendSubmitEvent(form));
2229 }
2230
2231 void RenderFrameImpl::willSubmitForm(blink::WebLocalFrame* frame,
2232                                      const blink::WebFormElement& form) {
2233   DCHECK(!frame_ || frame_ == frame);
2234   DocumentState* document_state =
2235       DocumentState::FromDataSource(frame->provisionalDataSource());
2236   NavigationState* navigation_state = document_state->navigation_state();
2237   InternalDocumentStateData* internal_data =
2238       InternalDocumentStateData::FromDocumentState(document_state);
2239
2240   if (ui::PageTransitionCoreTypeIs(navigation_state->transition_type(),
2241                                    ui::PAGE_TRANSITION_LINK)) {
2242     navigation_state->set_transition_type(ui::PAGE_TRANSITION_FORM_SUBMIT);
2243   }
2244
2245   // Save these to be processed when the ensuing navigation is committed.
2246   WebSearchableFormData web_searchable_form_data(form);
2247   internal_data->set_searchable_form_url(web_searchable_form_data.url());
2248   internal_data->set_searchable_form_encoding(
2249       web_searchable_form_data.encoding().utf8());
2250
2251   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, WillSubmitForm(form));
2252 }
2253
2254 void RenderFrameImpl::didCreateDataSource(blink::WebLocalFrame* frame,
2255                                           blink::WebDataSource* datasource) {
2256   DCHECK(!frame_ || frame_ == frame);
2257
2258   // TODO(nasko): Move implementation here. Needed state:
2259   // * pending_navigation_params_
2260   // * webview
2261   // Needed methods:
2262   // * PopulateDocumentStateFromPending
2263   // * CreateNavigationStateFromPending
2264   render_view_->didCreateDataSource(frame, datasource);
2265
2266   // Create the serviceworker's per-document network observing object if it
2267   // does not exist (When navigation happens within a page, the provider already
2268   // exists).
2269   if (!ServiceWorkerNetworkProvider::FromDocumentState(
2270           DocumentState::FromDataSource(datasource))) {
2271     scoped_ptr<ServiceWorkerNetworkProvider>
2272         network_provider(new ServiceWorkerNetworkProvider(
2273             routing_id_, SERVICE_WORKER_PROVIDER_FOR_CONTROLLEE));
2274     ServiceWorkerNetworkProvider::AttachToDocumentState(
2275         DocumentState::FromDataSource(datasource),
2276         network_provider.Pass());
2277   }
2278 }
2279
2280 void RenderFrameImpl::didStartProvisionalLoad(blink::WebLocalFrame* frame,
2281                                               bool is_transition_navigation,
2282                                               double triggering_event_time) {
2283   DCHECK(!frame_ || frame_ == frame);
2284   WebDataSource* ds = frame->provisionalDataSource();
2285
2286   // In fast/loader/stop-provisional-loads.html, we abort the load before this
2287   // callback is invoked.
2288   if (!ds)
2289     return;
2290
2291   TRACE_EVENT2("navigation", "RenderFrameImpl::didStartProvisionalLoad",
2292                "id", routing_id_, "url", ds->request().url().string().utf8());
2293   DocumentState* document_state = DocumentState::FromDataSource(ds);
2294
2295   // We should only navigate to swappedout:// when is_swapped_out_ is true.
2296   CHECK((ds->request().url() != GURL(kSwappedOutURL)) ||
2297         is_swapped_out_) <<
2298         "Heard swappedout:// when not swapped out.";
2299
2300   // Update the request time if WebKit has better knowledge of it.
2301   if (document_state->request_time().is_null() &&
2302           triggering_event_time != 0.0) {
2303     document_state->set_request_time(Time::FromDoubleT(triggering_event_time));
2304   }
2305
2306   // Start time is only set after request time.
2307   document_state->set_start_load_time(Time::Now());
2308
2309   bool is_top_most = !frame->parent();
2310   if (is_top_most) {
2311     render_view_->set_navigation_gesture(
2312         WebUserGestureIndicator::isProcessingUserGesture() ?
2313             NavigationGestureUser : NavigationGestureAuto);
2314   } else if (ds->replacesCurrentHistoryItem()) {
2315     // Subframe navigations that don't add session history items must be
2316     // marked with AUTO_SUBFRAME. See also didFailProvisionalLoad for how we
2317     // handle loading of error pages.
2318     document_state->navigation_state()->set_transition_type(
2319         ui::PAGE_TRANSITION_AUTO_SUBFRAME);
2320   }
2321
2322   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2323                     DidStartProvisionalLoad(frame));
2324   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidStartProvisionalLoad());
2325
2326   Send(new FrameHostMsg_DidStartProvisionalLoadForFrame(
2327        routing_id_, ds->request().url(), is_transition_navigation));
2328 }
2329
2330 void RenderFrameImpl::didReceiveServerRedirectForProvisionalLoad(
2331     blink::WebLocalFrame* frame) {
2332   DCHECK(!frame_ || frame_ == frame);
2333   render_view_->history_controller()->RemoveChildrenForRedirect(this);
2334 }
2335
2336 void RenderFrameImpl::didFailProvisionalLoad(blink::WebLocalFrame* frame,
2337                                              const blink::WebURLError& error) {
2338   TRACE_EVENT1("navigation", "RenderFrameImpl::didFailProvisionalLoad",
2339                "id", routing_id_);
2340   DCHECK(!frame_ || frame_ == frame);
2341   WebDataSource* ds = frame->provisionalDataSource();
2342   DCHECK(ds);
2343
2344   const WebURLRequest& failed_request = ds->request();
2345
2346   // Notify the browser that we failed a provisional load with an error.
2347   //
2348   // Note: It is important this notification occur before DidStopLoading so the
2349   //       SSL manager can react to the provisional load failure before being
2350   //       notified the load stopped.
2351   //
2352   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2353                     DidFailProvisionalLoad(frame, error));
2354   FOR_EACH_OBSERVER(RenderFrameObserver, observers_,
2355                     DidFailProvisionalLoad(error));
2356
2357   bool show_repost_interstitial =
2358       (error.reason == net::ERR_CACHE_MISS &&
2359        EqualsASCII(failed_request.httpMethod(), "POST"));
2360
2361   FrameHostMsg_DidFailProvisionalLoadWithError_Params params;
2362   params.error_code = error.reason;
2363   GetContentClient()->renderer()->GetNavigationErrorStrings(
2364       render_view_.get(),
2365       frame,
2366       failed_request,
2367       error,
2368       NULL,
2369       &params.error_description);
2370   params.url = error.unreachableURL;
2371   params.showing_repost_interstitial = show_repost_interstitial;
2372   Send(new FrameHostMsg_DidFailProvisionalLoadWithError(
2373       routing_id_, params));
2374
2375   // Don't display an error page if this is simply a cancelled load.  Aside
2376   // from being dumb, WebCore doesn't expect it and it will cause a crash.
2377   if (error.reason == net::ERR_ABORTED)
2378     return;
2379
2380   // Don't display "client blocked" error page if browser has asked us not to.
2381   if (error.reason == net::ERR_BLOCKED_BY_CLIENT &&
2382       render_view_->renderer_preferences_.disable_client_blocked_error_page) {
2383     return;
2384   }
2385
2386   // Allow the embedder to suppress an error page.
2387   if (GetContentClient()->renderer()->ShouldSuppressErrorPage(this,
2388           error.unreachableURL)) {
2389     return;
2390   }
2391
2392   if (RenderThreadImpl::current() &&
2393       RenderThreadImpl::current()->layout_test_mode()) {
2394     return;
2395   }
2396
2397   // Make sure we never show errors in view source mode.
2398   frame->enableViewSourceMode(false);
2399
2400   DocumentState* document_state = DocumentState::FromDataSource(ds);
2401   NavigationState* navigation_state = document_state->navigation_state();
2402
2403   // If this is a failed back/forward/reload navigation, then we need to do a
2404   // 'replace' load.  This is necessary to avoid messing up session history.
2405   // Otherwise, we do a normal load, which simulates a 'go' navigation as far
2406   // as session history is concerned.
2407   //
2408   // AUTO_SUBFRAME loads should always be treated as loads that do not advance
2409   // the page id.
2410   //
2411   // TODO(davidben): This should also take the failed navigation's replacement
2412   // state into account, if a location.replace() failed.
2413   bool replace =
2414       navigation_state->pending_page_id() != -1 ||
2415       ui::PageTransitionCoreTypeIs(navigation_state->transition_type(),
2416                                ui::PAGE_TRANSITION_AUTO_SUBFRAME);
2417
2418   // If we failed on a browser initiated request, then make sure that our error
2419   // page load is regarded as the same browser initiated request.
2420   if (!navigation_state->is_content_initiated()) {
2421     render_view_->pending_navigation_params_.reset(
2422         new FrameMsg_Navigate_Params);
2423     render_view_->pending_navigation_params_->page_id =
2424         navigation_state->pending_page_id();
2425     render_view_->pending_navigation_params_->pending_history_list_offset =
2426         navigation_state->pending_history_list_offset();
2427     render_view_->pending_navigation_params_->should_clear_history_list =
2428         navigation_state->history_list_was_cleared();
2429     render_view_->pending_navigation_params_->common_params.transition =
2430         navigation_state->transition_type();
2431     render_view_->pending_navigation_params_->request_time =
2432         document_state->request_time();
2433     render_view_->pending_navigation_params_->should_replace_current_entry =
2434         replace;
2435   }
2436
2437   // Load an error page.
2438   LoadNavigationErrorPage(failed_request, error, replace);
2439 }
2440
2441 void RenderFrameImpl::didCommitProvisionalLoad(
2442     blink::WebLocalFrame* frame,
2443     const blink::WebHistoryItem& item,
2444     blink::WebHistoryCommitType commit_type) {
2445   TRACE_EVENT2("navigation", "RenderFrameImpl::didCommitProvisionalLoad",
2446                "id", routing_id_,
2447                "url", GetLoadingUrl().possibly_invalid_spec());
2448   DCHECK(!frame_ || frame_ == frame);
2449   DocumentState* document_state =
2450       DocumentState::FromDataSource(frame->dataSource());
2451   NavigationState* navigation_state = document_state->navigation_state();
2452
2453   if (proxy_routing_id_ != MSG_ROUTING_NONE) {
2454     RenderFrameProxy* proxy =
2455         RenderFrameProxy::FromRoutingID(proxy_routing_id_);
2456     CHECK(proxy);
2457     proxy->web_frame()->swap(frame_);
2458     proxy_routing_id_ = MSG_ROUTING_NONE;
2459   }
2460
2461   // When we perform a new navigation, we need to update the last committed
2462   // session history entry with state for the page we are leaving. Do this
2463   // before updating the HistoryController state.
2464   render_view_->UpdateSessionHistory(frame);
2465
2466   render_view_->history_controller()->UpdateForCommit(this, item, commit_type,
2467       navigation_state->was_within_same_page());
2468
2469   InternalDocumentStateData* internal_data =
2470       InternalDocumentStateData::FromDocumentState(document_state);
2471
2472   if (document_state->commit_load_time().is_null())
2473     document_state->set_commit_load_time(Time::Now());
2474
2475   if (internal_data->must_reset_scroll_and_scale_state()) {
2476     render_view_->webview()->resetScrollAndScaleState();
2477     internal_data->set_must_reset_scroll_and_scale_state(false);
2478   }
2479   internal_data->set_use_error_page(false);
2480
2481   bool is_new_navigation = commit_type == blink::WebStandardCommit;
2482   if (is_new_navigation) {
2483     // We bump our Page ID to correspond with the new session history entry.
2484     render_view_->page_id_ = render_view_->next_page_id_++;
2485
2486     // Don't update history list values for kSwappedOutURL, since
2487     // we don't want to forget the entry that was there, and since we will
2488     // never come back to kSwappedOutURL.  Note that we have to call
2489     // UpdateSessionHistory and update page_id_ even in this case, so that
2490     // the current entry gets a state update and so that we don't send a
2491     // state update to the wrong entry when we swap back in.
2492     DCHECK(render_view_->history_list_length_ > 0 ||
2493            !navigation_state->should_replace_current_entry());
2494     if (GetLoadingUrl() != GURL(kSwappedOutURL) &&
2495         !navigation_state->should_replace_current_entry()) {
2496       // Advance our offset in session history, applying the length limit.
2497       // There is now no forward history.
2498       render_view_->history_list_offset_++;
2499       if (render_view_->history_list_offset_ >= kMaxSessionHistoryEntries)
2500         render_view_->history_list_offset_ = kMaxSessionHistoryEntries - 1;
2501       render_view_->history_list_length_ =
2502           render_view_->history_list_offset_ + 1;
2503     }
2504   } else {
2505     // Inspect the navigation_state on this frame to see if the navigation
2506     // corresponds to a session history navigation...  Note: |frame| may or
2507     // may not be the toplevel frame, but for the case of capturing session
2508     // history, the first committed frame suffices.  We keep track of whether
2509     // we've seen this commit before so that only capture session history once
2510     // per navigation.
2511     //
2512     // Note that we need to check if the page ID changed. In the case of a
2513     // reload, the page ID doesn't change, and UpdateSessionHistory gets the
2514     // previous URL and the current page ID, which would be wrong.
2515     if (navigation_state->pending_page_id() != -1 &&
2516         navigation_state->pending_page_id() != render_view_->page_id_ &&
2517         !navigation_state->request_committed()) {
2518       // This is a successful session history navigation!
2519       render_view_->page_id_ = navigation_state->pending_page_id();
2520
2521       render_view_->history_list_offset_ =
2522           navigation_state->pending_history_list_offset();
2523     }
2524   }
2525
2526   bool sent = Send(
2527       new FrameHostMsg_DidAssignPageId(routing_id_, render_view_->page_id_));
2528   CHECK(sent);  // http://crbug.com/407376
2529
2530   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers_,
2531                     DidCommitProvisionalLoad(frame, is_new_navigation));
2532   FOR_EACH_OBSERVER(RenderFrameObserver, observers_,
2533                     DidCommitProvisionalLoad(is_new_navigation));
2534
2535   if (!frame->parent()) {  // Only for top frames.
2536     RenderThreadImpl* render_thread_impl = RenderThreadImpl::current();
2537     if (render_thread_impl) {  // Can be NULL in tests.
2538       render_thread_impl->histogram_customizer()->
2539           RenderViewNavigatedToHost(GURL(GetLoadingUrl()).host(),
2540                                     RenderViewImpl::GetRenderViewCount());
2541     }
2542   }
2543
2544   // Remember that we've already processed this request, so we don't update
2545   // the session history again.  We do this regardless of whether this is
2546   // a session history navigation, because if we attempted a session history
2547   // navigation without valid HistoryItem state, WebCore will think it is a
2548   // new navigation.
2549   navigation_state->set_request_committed(true);
2550
2551   SendDidCommitProvisionalLoad(frame, commit_type);
2552
2553   // Check whether we have new encoding name.
2554   UpdateEncoding(frame, frame->view()->pageEncoding().utf8());
2555 }
2556
2557 void RenderFrameImpl::didCreateNewDocument(blink::WebLocalFrame* frame) {
2558   DCHECK(!frame_ || frame_ == frame);
2559
2560   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2561                     DidCreateNewDocument(frame));
2562 }
2563
2564 void RenderFrameImpl::didClearWindowObject(blink::WebLocalFrame* frame) {
2565   DCHECK(!frame_ || frame_ == frame);
2566   // TODO(nasko): Move implementation here. Needed state:
2567   // * enabled_bindings_
2568   // * dom_automation_controller_
2569   // * stats_collection_controller_
2570
2571   render_view_->didClearWindowObject(frame);
2572
2573   if (render_view_->GetEnabledBindings() & BINDINGS_POLICY_DOM_AUTOMATION)
2574     DomAutomationController::Install(this, frame);
2575
2576   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidClearWindowObject());
2577 }
2578
2579 void RenderFrameImpl::didCreateDocumentElement(blink::WebLocalFrame* frame) {
2580   DCHECK(!frame_ || frame_ == frame);
2581
2582   // Notify the browser about non-blank documents loading in the top frame.
2583   GURL url = frame->document().url();
2584   if (url.is_valid() && url.spec() != url::kAboutBlankURL) {
2585     // TODO(nasko): Check if webview()->mainFrame() is the same as the
2586     // frame->tree()->top().
2587     blink::WebFrame* main_frame = render_view_->webview()->mainFrame();
2588     if (frame == main_frame) {
2589       // For now, don't remember plugin zoom values.  We don't want to mix them
2590       // with normal web content (i.e. a fixed layout plugin would usually want
2591       // them different).
2592       render_view_->Send(new ViewHostMsg_DocumentAvailableInMainFrame(
2593           render_view_->GetRoutingID(),
2594           main_frame->document().isPluginDocument()));
2595     }
2596   }
2597
2598   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2599                     DidCreateDocumentElement(frame));
2600 }
2601
2602 void RenderFrameImpl::didReceiveTitle(blink::WebLocalFrame* frame,
2603                                       const blink::WebString& title,
2604                                       blink::WebTextDirection direction) {
2605   DCHECK(!frame_ || frame_ == frame);
2606   // Ignore all but top level navigations.
2607   if (!frame->parent()) {
2608     base::string16 title16 = title;
2609     base::trace_event::TraceLog::GetInstance()->UpdateProcessLabel(
2610         routing_id_, base::UTF16ToUTF8(title16));
2611
2612     base::string16 shortened_title = title16.substr(0, kMaxTitleChars);
2613     Send(new FrameHostMsg_UpdateTitle(routing_id_,
2614                                       shortened_title, direction));
2615   }
2616
2617   // Also check whether we have new encoding name.
2618   UpdateEncoding(frame, frame->view()->pageEncoding().utf8());
2619 }
2620
2621 void RenderFrameImpl::didChangeIcon(blink::WebLocalFrame* frame,
2622                                     blink::WebIconURL::Type icon_type) {
2623   DCHECK(!frame_ || frame_ == frame);
2624   // TODO(nasko): Investigate wheather implementation should move here.
2625   render_view_->didChangeIcon(frame, icon_type);
2626 }
2627
2628 void RenderFrameImpl::didFinishDocumentLoad(blink::WebLocalFrame* frame) {
2629   TRACE_EVENT1("navigation", "RenderFrameImpl::didFinishDocumentLoad",
2630                "id", routing_id_);
2631   DCHECK(!frame_ || frame_ == frame);
2632   WebDataSource* ds = frame->dataSource();
2633   DocumentState* document_state = DocumentState::FromDataSource(ds);
2634   document_state->set_finish_document_load_time(Time::Now());
2635
2636   Send(new FrameHostMsg_DidFinishDocumentLoad(routing_id_));
2637
2638   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2639                     DidFinishDocumentLoad(frame));
2640   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidFinishDocumentLoad());
2641
2642   // Check whether we have new encoding name.
2643   UpdateEncoding(frame, frame->view()->pageEncoding().utf8());
2644 }
2645
2646 void RenderFrameImpl::didHandleOnloadEvents(blink::WebLocalFrame* frame) {
2647   DCHECK(!frame_ || frame_ == frame);
2648   if (!frame->parent()) {
2649     FrameMsg_UILoadMetricsReportType::Value report_type =
2650         static_cast<FrameMsg_UILoadMetricsReportType::Value>(
2651             frame->dataSource()->request().inputPerfMetricReportPolicy());
2652     base::TimeTicks ui_timestamp = base::TimeTicks() +
2653         base::TimeDelta::FromSecondsD(
2654             frame->dataSource()->request().uiStartTime());
2655
2656     Send(new FrameHostMsg_DocumentOnLoadCompleted(
2657         routing_id_, report_type, ui_timestamp));
2658   }
2659 }
2660
2661 void RenderFrameImpl::didFailLoad(blink::WebLocalFrame* frame,
2662                                   const blink::WebURLError& error) {
2663   TRACE_EVENT1("navigation", "RenderFrameImpl::didFailLoad",
2664                "id", routing_id_);
2665   DCHECK(!frame_ || frame_ == frame);
2666   // TODO(nasko): Move implementation here. No state needed.
2667   WebDataSource* ds = frame->dataSource();
2668   DCHECK(ds);
2669
2670   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2671                     DidFailLoad(frame, error));
2672
2673   const WebURLRequest& failed_request = ds->request();
2674   base::string16 error_description;
2675   GetContentClient()->renderer()->GetNavigationErrorStrings(
2676       render_view_.get(),
2677       frame,
2678       failed_request,
2679       error,
2680       NULL,
2681       &error_description);
2682   Send(new FrameHostMsg_DidFailLoadWithError(routing_id_,
2683                                              failed_request.url(),
2684                                              error.reason,
2685                                              error_description));
2686 }
2687
2688 void RenderFrameImpl::didFinishLoad(blink::WebLocalFrame* frame) {
2689   TRACE_EVENT1("navigation", "RenderFrameImpl::didFinishLoad",
2690                "id", routing_id_);
2691   DCHECK(!frame_ || frame_ == frame);
2692   WebDataSource* ds = frame->dataSource();
2693   DocumentState* document_state = DocumentState::FromDataSource(ds);
2694   if (document_state->finish_load_time().is_null()) {
2695     if (!frame->parent()) {
2696       TRACE_EVENT_INSTANT0("WebCore", "LoadFinished",
2697                            TRACE_EVENT_SCOPE_PROCESS);
2698     }
2699     document_state->set_finish_load_time(Time::Now());
2700   }
2701
2702   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2703                     DidFinishLoad(frame));
2704   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidFinishLoad());
2705
2706   // Don't send this message while the frame is swapped out.
2707   if (is_swapped_out())
2708     return;
2709
2710   Send(new FrameHostMsg_DidFinishLoad(routing_id_,
2711                                       ds->request().url()));
2712 }
2713
2714 void RenderFrameImpl::didNavigateWithinPage(blink::WebLocalFrame* frame,
2715     const blink::WebHistoryItem& item,
2716     blink::WebHistoryCommitType commit_type) {
2717   TRACE_EVENT1("navigation", "RenderFrameImpl::didNavigateWithinPage",
2718                "id", routing_id_);
2719   DCHECK(!frame_ || frame_ == frame);
2720   // If this was a reference fragment navigation that we initiated, then we
2721   // could end up having a non-null pending navigation params.  We just need to
2722   // update the ExtraData on the datasource so that others who read the
2723   // ExtraData will get the new NavigationState.  Similarly, if we did not
2724   // initiate this navigation, then we need to take care to reset any pre-
2725   // existing navigation state to a content-initiated navigation state.
2726   // DidCreateDataSource conveniently takes care of this for us.
2727   didCreateDataSource(frame, frame->dataSource());
2728
2729   DocumentState* document_state =
2730       DocumentState::FromDataSource(frame->dataSource());
2731   NavigationState* new_state = document_state->navigation_state();
2732   new_state->set_was_within_same_page(true);
2733
2734   didCommitProvisionalLoad(frame, item, commit_type);
2735 }
2736
2737 void RenderFrameImpl::didUpdateCurrentHistoryItem(blink::WebLocalFrame* frame) {
2738   DCHECK(!frame_ || frame_ == frame);
2739   // TODO(nasko): Move implementation here. Needed methods:
2740   // * StartNavStateSyncTimerIfNecessary
2741   render_view_->didUpdateCurrentHistoryItem(frame);
2742 }
2743
2744 void RenderFrameImpl::addNavigationTransitionData(
2745     const blink::WebTransitionElementData& data) {
2746   FrameHostMsg_AddNavigationTransitionData_Params params;
2747   params.render_frame_id = routing_id_;
2748   params.allowed_destination_host_pattern =
2749       data.scope.utf8();
2750   params.selector = data.selector.utf8();
2751   params.markup = data.markup.utf8();
2752   params.elements.resize(data.elements.size());
2753   for (size_t i = 0; i < data.elements.size(); i++) {
2754     params.elements[i].id = data.elements[i].id.utf8();
2755     params.elements[i].rect = gfx::Rect(data.elements[i].rect);
2756   }
2757
2758   Send(new FrameHostMsg_AddNavigationTransitionData(params));
2759 }
2760
2761 void RenderFrameImpl::didChangeThemeColor() {
2762   if (frame_->parent())
2763     return;
2764
2765   Send(new FrameHostMsg_DidChangeThemeColor(
2766       routing_id_, frame_->document().themeColor()));
2767 }
2768
2769 void RenderFrameImpl::requestNotificationPermission(
2770     const blink::WebSecurityOrigin& origin,
2771     blink::WebNotificationPermissionCallback* callback) {
2772   if (!notification_permission_dispatcher_) {
2773     notification_permission_dispatcher_ =
2774         new NotificationPermissionDispatcher(this);
2775   }
2776
2777   notification_permission_dispatcher_->RequestPermission(origin, callback);
2778 }
2779
2780 void RenderFrameImpl::didChangeSelection(bool is_empty_selection) {
2781   if (!GetRenderWidget()->handling_input_event() && !handling_select_range_)
2782     return;
2783
2784   if (is_empty_selection)
2785     selection_text_.clear();
2786
2787   // UpdateTextInputType should be called before SyncSelectionIfRequired.
2788   // UpdateTextInputType may send TextInputTypeChanged to notify the focus
2789   // was changed, and SyncSelectionIfRequired may send SelectionChanged
2790   // to notify the selection was changed.  Focus change should be notified
2791   // before selection change.
2792   GetRenderWidget()->UpdateTextInputType();
2793   SyncSelectionIfRequired();
2794 #if defined(OS_ANDROID)
2795   GetRenderWidget()->UpdateTextInputState(RenderWidget::NO_SHOW_IME,
2796                                           RenderWidget::FROM_NON_IME);
2797 #endif
2798 }
2799
2800 blink::WebColorChooser* RenderFrameImpl::createColorChooser(
2801     blink::WebColorChooserClient* client,
2802     const blink::WebColor& initial_color,
2803     const blink::WebVector<blink::WebColorSuggestion>& suggestions) {
2804   RendererWebColorChooserImpl* color_chooser =
2805       new RendererWebColorChooserImpl(this, client);
2806   std::vector<ColorSuggestion> color_suggestions;
2807   for (size_t i = 0; i < suggestions.size(); i++) {
2808     color_suggestions.push_back(ColorSuggestion(suggestions[i]));
2809   }
2810   color_chooser->Open(static_cast<SkColor>(initial_color), color_suggestions);
2811   return color_chooser;
2812 }
2813
2814 void RenderFrameImpl::runModalAlertDialog(const blink::WebString& message) {
2815   RunJavaScriptMessage(JAVASCRIPT_MESSAGE_TYPE_ALERT,
2816                        message,
2817                        base::string16(),
2818                        frame_->document().url(),
2819                        NULL);
2820 }
2821
2822 bool RenderFrameImpl::runModalConfirmDialog(const blink::WebString& message) {
2823   return RunJavaScriptMessage(JAVASCRIPT_MESSAGE_TYPE_CONFIRM,
2824                               message,
2825                               base::string16(),
2826                               frame_->document().url(),
2827                               NULL);
2828 }
2829
2830 bool RenderFrameImpl::runModalPromptDialog(
2831     const blink::WebString& message,
2832     const blink::WebString& default_value,
2833     blink::WebString* actual_value) {
2834   base::string16 result;
2835   bool ok = RunJavaScriptMessage(JAVASCRIPT_MESSAGE_TYPE_PROMPT,
2836                                  message,
2837                                  default_value,
2838                                  frame_->document().url(),
2839                                  &result);
2840   if (ok)
2841     actual_value->assign(result);
2842   return ok;
2843 }
2844
2845 bool RenderFrameImpl::runModalBeforeUnloadDialog(
2846     bool is_reload,
2847     const blink::WebString& message) {
2848   // If we are swapping out, we have already run the beforeunload handler.
2849   // TODO(creis): Fix OnSwapOut to clear the frame without running beforeunload
2850   // at all, to avoid running it twice.
2851   if (is_swapped_out_)
2852     return true;
2853
2854   // Don't allow further dialogs if we are waiting to swap out, since the
2855   // PageGroupLoadDeferrer in our stack prevents it.
2856   if (render_view()->suppress_dialogs_until_swap_out_)
2857     return false;
2858
2859   bool success = false;
2860   // This is an ignored return value, but is included so we can accept the same
2861   // response as RunJavaScriptMessage.
2862   base::string16 ignored_result;
2863   render_view()->SendAndRunNestedMessageLoop(
2864       new FrameHostMsg_RunBeforeUnloadConfirm(
2865           routing_id_, frame_->document().url(), message, is_reload,
2866           &success, &ignored_result));
2867   return success;
2868 }
2869
2870 void RenderFrameImpl::showContextMenu(const blink::WebContextMenuData& data) {
2871   ContextMenuParams params = ContextMenuParamsBuilder::Build(data);
2872   params.source_type = GetRenderWidget()->context_menu_source_type();
2873   GetRenderWidget()->OnShowHostContextMenu(&params);
2874   if (GetRenderWidget()->has_host_context_menu_location()) {
2875     params.x = GetRenderWidget()->host_context_menu_location().x();
2876     params.y = GetRenderWidget()->host_context_menu_location().y();
2877   }
2878
2879   // Serializing a GURL longer than kMaxURLChars will fail, so don't do
2880   // it.  We replace it with an empty GURL so the appropriate items are disabled
2881   // in the context menu.
2882   // TODO(jcivelli): http://crbug.com/45160 This prevents us from saving large
2883   //                 data encoded images.  We should have a way to save them.
2884   if (params.src_url.spec().size() > GetMaxURLChars())
2885     params.src_url = GURL();
2886   context_menu_node_ = data.node;
2887
2888 #if defined(OS_ANDROID)
2889   gfx::Rect start_rect;
2890   gfx::Rect end_rect;
2891   GetRenderWidget()->GetSelectionBounds(&start_rect, &end_rect);
2892   params.selection_start = gfx::Point(start_rect.x(), start_rect.bottom());
2893   params.selection_end = gfx::Point(end_rect.right(), end_rect.bottom());
2894 #endif
2895
2896   Send(new FrameHostMsg_ContextMenu(routing_id_, params));
2897 }
2898
2899 void RenderFrameImpl::clearContextMenu() {
2900   context_menu_node_.reset();
2901 }
2902
2903 void RenderFrameImpl::willSendRequest(
2904     blink::WebLocalFrame* frame,
2905     unsigned identifier,
2906     blink::WebURLRequest& request,
2907     const blink::WebURLResponse& redirect_response) {
2908   DCHECK(!frame_ || frame_ == frame);
2909   // The request my be empty during tests.
2910   if (request.url().isEmpty())
2911     return;
2912
2913   // Set the first party for cookies url if it has not been set yet (new
2914   // requests). For redirects, it is updated by WebURLLoaderImpl.
2915   if (request.firstPartyForCookies().isEmpty()) {
2916     if (request.frameType() == blink::WebURLRequest::FrameTypeTopLevel) {
2917       request.setFirstPartyForCookies(request.url());
2918     } else {
2919       // TODO(nasko): When the top-level frame is remote, there is no document.
2920       // This is broken and should be fixed to propagate the first party.
2921       WebFrame* top = frame->top();
2922       if (top->isWebLocalFrame()) {
2923         request.setFirstPartyForCookies(
2924             frame->top()->document().firstPartyForCookies());
2925       }
2926     }
2927   }
2928
2929   WebFrame* top_frame = frame->top();
2930   // TODO(nasko): Hack around asking about top-frame data source. This means
2931   // for out-of-process iframes we are treating the current frame as the
2932   // top-level frame, which is wrong.
2933   if (!top_frame || top_frame->isWebRemoteFrame())
2934     top_frame = frame;
2935   WebDataSource* provisional_data_source = top_frame->provisionalDataSource();
2936   WebDataSource* top_data_source = top_frame->dataSource();
2937   WebDataSource* data_source =
2938       provisional_data_source ? provisional_data_source : top_data_source;
2939
2940   DocumentState* document_state = DocumentState::FromDataSource(data_source);
2941   DCHECK(document_state);
2942   InternalDocumentStateData* internal_data =
2943       InternalDocumentStateData::FromDocumentState(document_state);
2944   NavigationState* navigation_state = document_state->navigation_state();
2945   ui::PageTransition transition_type = navigation_state->transition_type();
2946   WebDataSource* frame_ds = frame->provisionalDataSource();
2947   if (frame_ds && frame_ds->isClientRedirect()) {
2948     transition_type = ui::PageTransitionFromInt(
2949         transition_type | ui::PAGE_TRANSITION_CLIENT_REDIRECT);
2950   }
2951
2952   GURL request_url(request.url());
2953   GURL new_url;
2954   if (GetContentClient()->renderer()->WillSendRequest(
2955           frame,
2956           transition_type,
2957           request_url,
2958           request.firstPartyForCookies(),
2959           &new_url)) {
2960     request.setURL(WebURL(new_url));
2961   }
2962
2963   if (internal_data->is_cache_policy_override_set())
2964     request.setCachePolicy(internal_data->cache_policy_override());
2965
2966   // The request's extra data may indicate that we should set a custom user
2967   // agent. This needs to be done here, after WebKit is through with setting the
2968   // user agent on its own. Similarly, it may indicate that we should set an
2969   // X-Requested-With header. This must be done here to avoid breaking CORS
2970   // checks.
2971   // PlzNavigate: there may also be a stream url associated with the request.
2972   WebString custom_user_agent;
2973   WebString requested_with;
2974   scoped_ptr<StreamOverrideParameters> stream_override;
2975   if (request.extraData()) {
2976     RequestExtraData* old_extra_data =
2977         static_cast<RequestExtraData*>(request.extraData());
2978
2979     custom_user_agent = old_extra_data->custom_user_agent();
2980     if (!custom_user_agent.isNull()) {
2981       if (custom_user_agent.isEmpty())
2982         request.clearHTTPHeaderField("User-Agent");
2983       else
2984         request.setHTTPHeaderField("User-Agent", custom_user_agent);
2985     }
2986
2987     requested_with = old_extra_data->requested_with();
2988     if (!requested_with.isNull()) {
2989       if (requested_with.isEmpty())
2990         request.clearHTTPHeaderField("X-Requested-With");
2991       else
2992         request.setHTTPHeaderField("X-Requested-With", requested_with);
2993     }
2994     stream_override = old_extra_data->TakeStreamOverrideOwnership();
2995   }
2996
2997   // Add the default accept header for frame request if it has not been set
2998   // already.
2999   if ((request.frameType() == blink::WebURLRequest::FrameTypeTopLevel ||
3000        request.frameType() == blink::WebURLRequest::FrameTypeNested) &&
3001       request.httpHeaderField(WebString::fromUTF8(kAcceptHeader)).isEmpty()) {
3002     request.setHTTPHeaderField(WebString::fromUTF8(kAcceptHeader),
3003                                WebString::fromUTF8(kDefaultAcceptHeader));
3004   }
3005
3006   // Add an empty HTTP origin header for non GET methods if none is currently
3007   // present.
3008   request.addHTTPOriginIfNeeded(WebString());
3009
3010   // Attach |should_replace_current_entry| state to requests so that, should
3011   // this navigation later require a request transfer, all state is preserved
3012   // when it is re-created in the new process.
3013   bool should_replace_current_entry = false;
3014   if (navigation_state->is_content_initiated()) {
3015     should_replace_current_entry = data_source->replacesCurrentHistoryItem();
3016   } else {
3017     // If the navigation is browser-initiated, the NavigationState contains the
3018     // correct value instead of the WebDataSource.
3019     //
3020     // TODO(davidben): Avoid this awkward duplication of state. See comment on
3021     // NavigationState::should_replace_current_entry().
3022     should_replace_current_entry =
3023         navigation_state->should_replace_current_entry();
3024   }
3025
3026   int provider_id = kInvalidServiceWorkerProviderId;
3027   if (request.frameType() == blink::WebURLRequest::FrameTypeTopLevel ||
3028       request.frameType() == blink::WebURLRequest::FrameTypeNested) {
3029     // |provisionalDataSource| may be null in some content::ResourceFetcher
3030     // use cases, we don't hook those requests.
3031     if (frame->provisionalDataSource()) {
3032       ServiceWorkerNetworkProvider* provider =
3033           ServiceWorkerNetworkProvider::FromDocumentState(
3034               DocumentState::FromDataSource(frame->provisionalDataSource()));
3035       provider_id = provider->provider_id();
3036     }
3037   } else if (frame->dataSource()) {
3038     ServiceWorkerNetworkProvider* provider =
3039         ServiceWorkerNetworkProvider::FromDocumentState(
3040             DocumentState::FromDataSource(frame->dataSource()));
3041     provider_id = provider->provider_id();
3042   }
3043
3044   WebFrame* parent = frame->parent();
3045   int parent_routing_id = MSG_ROUTING_NONE;
3046   if (!parent) {
3047     parent_routing_id = -1;
3048   } else if (parent->isWebLocalFrame()) {
3049     parent_routing_id = FromWebFrame(parent)->GetRoutingID();
3050   } else {
3051     parent_routing_id = RenderFrameProxy::FromWebFrame(parent)->routing_id();
3052   }
3053
3054   RequestExtraData* extra_data = new RequestExtraData();
3055   extra_data->set_visibility_state(render_view_->visibilityState());
3056   extra_data->set_custom_user_agent(custom_user_agent);
3057   extra_data->set_requested_with(requested_with);
3058   extra_data->set_render_frame_id(routing_id_);
3059   extra_data->set_is_main_frame(!parent);
3060   extra_data->set_frame_origin(
3061       GURL(frame->document().securityOrigin().toString()));
3062   extra_data->set_parent_is_main_frame(parent && !parent->parent());
3063   extra_data->set_parent_render_frame_id(parent_routing_id);
3064   extra_data->set_allow_download(navigation_state->allow_download());
3065   extra_data->set_transition_type(transition_type);
3066   extra_data->set_should_replace_current_entry(should_replace_current_entry);
3067   extra_data->set_transferred_request_child_id(
3068       navigation_state->transferred_request_child_id());
3069   extra_data->set_transferred_request_request_id(
3070       navigation_state->transferred_request_request_id());
3071   extra_data->set_service_worker_provider_id(provider_id);
3072   extra_data->set_stream_override(stream_override.Pass());
3073   request.setExtraData(extra_data);
3074
3075   DocumentState* top_document_state =
3076       DocumentState::FromDataSource(top_data_source);
3077   if (top_document_state) {
3078     // TODO(gavinp): separate out prefetching and prerender field trials
3079     // if the rel=prerender rel type is sticking around.
3080     if (request.requestContext() == WebURLRequest::RequestContextPrefetch)
3081       top_document_state->set_was_prefetcher(true);
3082   }
3083
3084   // This is an instance where we embed a copy of the routing id
3085   // into the data portion of the message. This can cause problems if we
3086   // don't register this id on the browser side, since the download manager
3087   // expects to find a RenderViewHost based off the id.
3088   request.setRequestorID(render_view_->GetRoutingID());
3089   request.setHasUserGesture(WebUserGestureIndicator::isProcessingUserGesture());
3090
3091   if (!navigation_state->extra_headers().empty()) {
3092     for (net::HttpUtil::HeadersIterator i(
3093         navigation_state->extra_headers().begin(),
3094         navigation_state->extra_headers().end(), "\n");
3095         i.GetNext(); ) {
3096       if (LowerCaseEqualsASCII(i.name(), "referer")) {
3097         WebString referrer = WebSecurityPolicy::generateReferrerHeader(
3098             blink::WebReferrerPolicyDefault,
3099             request.url(),
3100             WebString::fromUTF8(i.values()));
3101         request.setHTTPReferrer(referrer, blink::WebReferrerPolicyDefault);
3102       } else {
3103         request.setHTTPHeaderField(WebString::fromUTF8(i.name()),
3104                                    WebString::fromUTF8(i.values()));
3105       }
3106     }
3107   }
3108
3109   if (!render_view_->renderer_preferences_.enable_referrers)
3110     request.setHTTPReferrer(WebString(), blink::WebReferrerPolicyDefault);
3111 }
3112
3113 void RenderFrameImpl::didReceiveResponse(
3114     blink::WebLocalFrame* frame,
3115     unsigned identifier,
3116     const blink::WebURLResponse& response) {
3117   DCHECK(!frame_ || frame_ == frame);
3118   // Only do this for responses that correspond to a provisional data source
3119   // of the top-most frame.  If we have a provisional data source, then we
3120   // can't have any sub-resources yet, so we know that this response must
3121   // correspond to a frame load.
3122   if (!frame->provisionalDataSource() || frame->parent())
3123     return;
3124
3125   // If we are in view source mode, then just let the user see the source of
3126   // the server's error page.
3127   if (frame->isViewSourceModeEnabled())
3128     return;
3129
3130   DocumentState* document_state =
3131       DocumentState::FromDataSource(frame->provisionalDataSource());
3132   int http_status_code = response.httpStatusCode();
3133
3134   // Record page load flags.
3135   WebURLResponseExtraDataImpl* extra_data = GetExtraDataFromResponse(response);
3136   if (extra_data) {
3137     document_state->set_was_fetched_via_spdy(
3138         extra_data->was_fetched_via_spdy());
3139     document_state->set_was_npn_negotiated(
3140         extra_data->was_npn_negotiated());
3141     document_state->set_npn_negotiated_protocol(
3142         extra_data->npn_negotiated_protocol());
3143     document_state->set_was_alternate_protocol_available(
3144         extra_data->was_alternate_protocol_available());
3145     document_state->set_connection_info(
3146         extra_data->connection_info());
3147     document_state->set_was_fetched_via_proxy(
3148         extra_data->was_fetched_via_proxy());
3149     document_state->set_proxy_server(
3150         extra_data->proxy_server());
3151   }
3152   InternalDocumentStateData* internal_data =
3153       InternalDocumentStateData::FromDocumentState(document_state);
3154   internal_data->set_http_status_code(http_status_code);
3155   // Whether or not the http status code actually corresponds to an error is
3156   // only checked when the page is done loading, if |use_error_page| is
3157   // still true.
3158   internal_data->set_use_error_page(true);
3159 }
3160
3161 void RenderFrameImpl::didFinishResourceLoad(blink::WebLocalFrame* frame,
3162                                             unsigned identifier) {
3163   DCHECK(!frame_ || frame_ == frame);
3164   InternalDocumentStateData* internal_data =
3165       InternalDocumentStateData::FromDataSource(frame->dataSource());
3166   if (!internal_data->use_error_page())
3167     return;
3168
3169   // Do not show error page when DevTools is attached.
3170   if (render_view_->devtools_agent_->IsAttached())
3171     return;
3172
3173   // Display error page, if appropriate.
3174   std::string error_domain = "http";
3175   int http_status_code = internal_data->http_status_code();
3176   if (GetContentClient()->renderer()->HasErrorPage(
3177           http_status_code, &error_domain)) {
3178     WebURLError error;
3179     error.unreachableURL = frame->document().url();
3180     error.domain = WebString::fromUTF8(error_domain);
3181     error.reason = http_status_code;
3182     LoadNavigationErrorPage(frame->dataSource()->request(), error, true);
3183   }
3184 }
3185
3186 void RenderFrameImpl::didLoadResourceFromMemoryCache(
3187     blink::WebLocalFrame* frame,
3188     const blink::WebURLRequest& request,
3189     const blink::WebURLResponse& response) {
3190   DCHECK(!frame_ || frame_ == frame);
3191   // The recipients of this message have no use for data: URLs: they don't
3192   // affect the page's insecure content list and are not in the disk cache. To
3193   // prevent large (1M+) data: URLs from crashing in the IPC system, we simply
3194   // filter them out here.
3195   GURL url(request.url());
3196   if (url.SchemeIs(url::kDataScheme))
3197     return;
3198
3199   // Let the browser know we loaded a resource from the memory cache.  This
3200   // message is needed to display the correct SSL indicators.
3201   render_view_->Send(new ViewHostMsg_DidLoadResourceFromMemoryCache(
3202       render_view_->GetRoutingID(),
3203       url,
3204       response.securityInfo(),
3205       request.httpMethod().utf8(),
3206       response.mimeType().utf8(),
3207       WebURLRequestToResourceType(request)));
3208 }
3209
3210 void RenderFrameImpl::didDisplayInsecureContent(blink::WebLocalFrame* frame) {
3211   DCHECK(!frame_ || frame_ == frame);
3212   render_view_->Send(new ViewHostMsg_DidDisplayInsecureContent(
3213       render_view_->GetRoutingID()));
3214 }
3215
3216 void RenderFrameImpl::didRunInsecureContent(
3217     blink::WebLocalFrame* frame,
3218     const blink::WebSecurityOrigin& origin,
3219     const blink::WebURL& target) {
3220   DCHECK(!frame_ || frame_ == frame);
3221   render_view_->Send(new ViewHostMsg_DidRunInsecureContent(
3222       render_view_->GetRoutingID(),
3223       origin.toString().utf8(),
3224       target));
3225 }
3226
3227 void RenderFrameImpl::didAbortLoading(blink::WebLocalFrame* frame) {
3228   DCHECK(!frame_ || frame_ == frame);
3229 #if defined(ENABLE_PLUGINS)
3230   if (frame != render_view_->webview()->mainFrame())
3231     return;
3232   PluginChannelHost::Broadcast(
3233       new PluginHostMsg_DidAbortLoading(render_view_->GetRoutingID()));
3234 #endif
3235 }
3236
3237 void RenderFrameImpl::didCreateScriptContext(blink::WebLocalFrame* frame,
3238                                              v8::Handle<v8::Context> context,
3239                                              int extension_group,
3240                                              int world_id) {
3241   DCHECK(!frame_ || frame_ == frame);
3242   GetContentClient()->renderer()->DidCreateScriptContext(
3243       frame, context, extension_group, world_id);
3244 }
3245
3246 void RenderFrameImpl::willReleaseScriptContext(blink::WebLocalFrame* frame,
3247                                                v8::Handle<v8::Context> context,
3248                                                int world_id) {
3249   DCHECK(!frame_ || frame_ == frame);
3250
3251   FOR_EACH_OBSERVER(RenderFrameObserver,
3252                     observers_,
3253                     WillReleaseScriptContext(context, world_id));
3254 }
3255
3256 void RenderFrameImpl::didFirstVisuallyNonEmptyLayout(
3257     blink::WebLocalFrame* frame) {
3258   DCHECK(!frame_ || frame_ == frame);
3259   if (frame->parent())
3260     return;
3261
3262   InternalDocumentStateData* data =
3263       InternalDocumentStateData::FromDataSource(frame->dataSource());
3264   data->set_did_first_visually_non_empty_layout(true);
3265
3266 #if defined(OS_ANDROID)
3267   GetRenderWidget()->DidChangeBodyBackgroundColor(
3268       render_view_->webwidget_->backgroundColor());
3269 #endif
3270
3271   GetRenderWidget()->QueueMessage(
3272       new FrameHostMsg_DidFirstVisuallyNonEmptyPaint(routing_id_),
3273       MESSAGE_DELIVERY_POLICY_WITH_VISUAL_STATE);
3274 }
3275
3276 void RenderFrameImpl::didChangeScrollOffset(blink::WebLocalFrame* frame) {
3277   DCHECK(!frame_ || frame_ == frame);
3278   // TODO(nasko): Move implementation here. Needed methods:
3279   // * StartNavStateSyncTimerIfNecessary
3280   render_view_->didChangeScrollOffset(frame);
3281
3282   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidChangeScrollOffset());
3283 }
3284
3285 void RenderFrameImpl::willInsertBody(blink::WebLocalFrame* frame) {
3286   DCHECK(!frame_ || frame_ == frame);
3287   if (!frame->parent()) {
3288     render_view_->Send(new ViewHostMsg_WillInsertBody(
3289         render_view_->GetRoutingID()));
3290   }
3291 }
3292
3293 void RenderFrameImpl::reportFindInPageMatchCount(int request_id,
3294                                                  int count,
3295                                                  bool final_update) {
3296   int active_match_ordinal = -1;  // -1 = don't update active match ordinal
3297   if (!count)
3298     active_match_ordinal = 0;
3299
3300   render_view_->Send(new ViewHostMsg_Find_Reply(
3301       render_view_->GetRoutingID(), request_id, count,
3302       gfx::Rect(), active_match_ordinal, final_update));
3303 }
3304
3305 void RenderFrameImpl::reportFindInPageSelection(
3306     int request_id,
3307     int active_match_ordinal,
3308     const blink::WebRect& selection_rect) {
3309   render_view_->Send(new ViewHostMsg_Find_Reply(
3310       render_view_->GetRoutingID(), request_id, -1, selection_rect,
3311       active_match_ordinal, false));
3312 }
3313
3314 void RenderFrameImpl::requestStorageQuota(
3315     blink::WebLocalFrame* frame,
3316     blink::WebStorageQuotaType type,
3317     unsigned long long requested_size,
3318     blink::WebStorageQuotaCallbacks callbacks) {
3319   DCHECK(!frame_ || frame_ == frame);
3320   WebSecurityOrigin origin = frame->document().securityOrigin();
3321   if (origin.isUnique()) {
3322     // Unique origins cannot store persistent state.
3323     callbacks.didFail(blink::WebStorageQuotaErrorAbort);
3324     return;
3325   }
3326   ChildThreadImpl::current()->quota_dispatcher()->RequestStorageQuota(
3327       render_view_->GetRoutingID(),
3328       GURL(origin.toString()),
3329       static_cast<storage::StorageType>(type),
3330       requested_size,
3331       QuotaDispatcher::CreateWebStorageQuotaCallbacksWrapper(callbacks));
3332 }
3333
3334 void RenderFrameImpl::willOpenWebSocket(blink::WebSocketHandle* handle) {
3335   WebSocketBridge* impl = static_cast<WebSocketBridge*>(handle);
3336   impl->set_render_frame_id(routing_id_);
3337 }
3338
3339 blink::WebGeolocationClient* RenderFrameImpl::geolocationClient() {
3340   if (!geolocation_dispatcher_)
3341     geolocation_dispatcher_ = new GeolocationDispatcher(this);
3342   return geolocation_dispatcher_;
3343 }
3344
3345 blink::WebPresentationClient* RenderFrameImpl::presentationClient() {
3346   if (!presentation_dispatcher_)
3347     presentation_dispatcher_ = new PresentationDispatcher(this);
3348   return presentation_dispatcher_;
3349 }
3350
3351 blink::WebPushClient* RenderFrameImpl::pushClient() {
3352   if (!push_messaging_dispatcher_)
3353     push_messaging_dispatcher_ = new PushMessagingDispatcher(this);
3354   return push_messaging_dispatcher_;
3355 }
3356
3357 void RenderFrameImpl::willStartUsingPeerConnectionHandler(
3358     blink::WebLocalFrame* frame,
3359     blink::WebRTCPeerConnectionHandler* handler) {
3360   DCHECK(!frame_ || frame_ == frame);
3361 #if defined(ENABLE_WEBRTC)
3362   static_cast<RTCPeerConnectionHandler*>(handler)->associateWithFrame(frame);
3363 #endif
3364 }
3365
3366 blink::WebUserMediaClient* RenderFrameImpl::userMediaClient() {
3367   if (!web_user_media_client_)
3368     InitializeUserMediaClient();
3369   return web_user_media_client_;
3370 }
3371
3372 blink::WebEncryptedMediaClient* RenderFrameImpl::encryptedMediaClient() {
3373   if (!web_encrypted_media_client_) {
3374 #if defined(ENABLE_PEPPER_CDMS)
3375     scoped_ptr<media::CdmFactory> cdm_factory(
3376         new RenderCdmFactory(base::Bind(PepperCdmWrapperImpl::Create, frame_)));
3377 #elif defined(ENABLE_BROWSER_CDMS)
3378     scoped_ptr<media::CdmFactory> cdm_factory(
3379         new RenderCdmFactory(GetCdmManager()));
3380 #else
3381     scoped_ptr<media::CdmFactory> cdm_factory(new RenderCdmFactory());
3382 #endif
3383
3384     if (!media_permission_dispatcher_)
3385       media_permission_dispatcher_ = new MediaPermissionDispatcher(this);
3386
3387     web_encrypted_media_client_.reset(new media::WebEncryptedMediaClientImpl(
3388         cdm_factory.Pass(), media_permission_dispatcher_));
3389   }
3390   return web_encrypted_media_client_.get();
3391 }
3392
3393 blink::WebMIDIClient* RenderFrameImpl::webMIDIClient() {
3394   if (!midi_dispatcher_)
3395     midi_dispatcher_ = new MidiDispatcher(this);
3396   return midi_dispatcher_;
3397 }
3398
3399 bool RenderFrameImpl::willCheckAndDispatchMessageEvent(
3400     blink::WebLocalFrame* source_frame,
3401     blink::WebFrame* target_frame,
3402     blink::WebSecurityOrigin target_origin,
3403     blink::WebDOMMessageEvent event) {
3404   DCHECK(!frame_ || frame_ == target_frame);
3405
3406   if (!is_swapped_out_)
3407     return false;
3408
3409   ViewMsg_PostMessage_Params params;
3410   params.is_data_raw_string = false;
3411   params.data = event.data().toString();
3412   params.source_origin = event.origin();
3413   if (!target_origin.isNull())
3414     params.target_origin = target_origin.toString();
3415
3416   blink::WebMessagePortChannelArray channels = event.releaseChannels();
3417   if (!channels.isEmpty()) {
3418     std::vector<int> message_port_ids(channels.size());
3419      // Extract the port IDs from the channel array.
3420      for (size_t i = 0; i < channels.size(); ++i) {
3421        WebMessagePortChannelImpl* webchannel =
3422            static_cast<WebMessagePortChannelImpl*>(channels[i]);
3423        message_port_ids[i] = webchannel->message_port_id();
3424        webchannel->QueueMessages();
3425        DCHECK_NE(message_port_ids[i], MSG_ROUTING_NONE);
3426      }
3427      params.message_port_ids = message_port_ids;
3428   }
3429
3430   // Include the routing ID for the source frame (if one exists), which the
3431   // browser process will translate into the routing ID for the equivalent
3432   // frame in the target process.
3433   params.source_routing_id = MSG_ROUTING_NONE;
3434   if (source_frame) {
3435     RenderViewImpl* source_view =
3436         RenderViewImpl::FromWebView(source_frame->view());
3437     if (source_view)
3438       params.source_routing_id = source_view->routing_id();
3439   }
3440
3441   Send(new ViewHostMsg_RouteMessageEvent(render_view_->routing_id_, params));
3442   return true;
3443 }
3444
3445 blink::WebString RenderFrameImpl::userAgentOverride(blink::WebLocalFrame* frame,
3446                                                     const blink::WebURL& url) {
3447   DCHECK(!frame_ || frame_ == frame);
3448   std::string user_agent_override_for_url =
3449       GetContentClient()->renderer()->GetUserAgentOverrideForURL(GURL(url));
3450   if (!user_agent_override_for_url.empty())
3451     return WebString::fromUTF8(user_agent_override_for_url);
3452
3453   if (!render_view_->webview() || !render_view_->webview()->mainFrame() ||
3454       render_view_->renderer_preferences_.user_agent_override.empty()) {
3455     return blink::WebString();
3456   }
3457
3458   // TODO(nasko): When the top-level frame is remote, there is no WebDataSource
3459   // associated with it, so the checks below are not valid. Temporarily
3460   // return early and fix properly as part of https://crbug.com/426555.
3461   if (render_view_->webview()->mainFrame()->isWebRemoteFrame())
3462     return blink::WebString();
3463
3464   // If we're in the middle of committing a load, the data source we need
3465   // will still be provisional.
3466   WebFrame* main_frame = render_view_->webview()->mainFrame();
3467   WebDataSource* data_source = NULL;
3468   if (main_frame->provisionalDataSource())
3469     data_source = main_frame->provisionalDataSource();
3470   else
3471     data_source = main_frame->dataSource();
3472
3473   InternalDocumentStateData* internal_data = data_source ?
3474       InternalDocumentStateData::FromDataSource(data_source) : NULL;
3475   if (internal_data && internal_data->is_overriding_user_agent())
3476     return WebString::fromUTF8(
3477         render_view_->renderer_preferences_.user_agent_override);
3478   return blink::WebString();
3479 }
3480
3481 blink::WebString RenderFrameImpl::doNotTrackValue(blink::WebLocalFrame* frame) {
3482   DCHECK(!frame_ || frame_ == frame);
3483   if (render_view_->renderer_preferences_.enable_do_not_track)
3484     return WebString::fromUTF8("1");
3485   return WebString();
3486 }
3487
3488 bool RenderFrameImpl::allowWebGL(blink::WebLocalFrame* frame,
3489                                  bool default_value) {
3490   DCHECK(!frame_ || frame_ == frame);
3491   if (!default_value)
3492     return false;
3493
3494   bool blocked = true;
3495   render_view_->Send(new ViewHostMsg_Are3DAPIsBlocked(
3496       render_view_->GetRoutingID(),
3497       GURL(frame->top()->document().securityOrigin().toString()),
3498       THREE_D_API_TYPE_WEBGL,
3499       &blocked));
3500   return !blocked;
3501 }
3502
3503 void RenderFrameImpl::didLoseWebGLContext(blink::WebLocalFrame* frame,
3504                                           int arb_robustness_status_code) {
3505   DCHECK(!frame_ || frame_ == frame);
3506   render_view_->Send(new ViewHostMsg_DidLose3DContext(
3507       GURL(frame->top()->document().securityOrigin().toString()),
3508       THREE_D_API_TYPE_WEBGL,
3509       arb_robustness_status_code));
3510 }
3511
3512 blink::WebScreenOrientationClient*
3513     RenderFrameImpl::webScreenOrientationClient() {
3514   if (!screen_orientation_dispatcher_)
3515     screen_orientation_dispatcher_ = new ScreenOrientationDispatcher(this);
3516   return screen_orientation_dispatcher_;
3517 }
3518
3519 bool RenderFrameImpl::isControlledByServiceWorker(WebDataSource& data_source) {
3520   ServiceWorkerNetworkProvider* provider =
3521       ServiceWorkerNetworkProvider::FromDocumentState(
3522           DocumentState::FromDataSource(&data_source));
3523   return provider->context()->controller_handle_id() !=
3524       kInvalidServiceWorkerHandleId;
3525 }
3526
3527 int64_t RenderFrameImpl::serviceWorkerID(WebDataSource& data_source) {
3528   ServiceWorkerNetworkProvider* provider =
3529       ServiceWorkerNetworkProvider::FromDocumentState(
3530           DocumentState::FromDataSource(&data_source));
3531
3532   if (provider->context()->controller())
3533     return provider->context()->controller()->version_id();
3534   return kInvalidServiceWorkerVersionId;
3535 }
3536
3537 void RenderFrameImpl::postAccessibilityEvent(const blink::WebAXObject& obj,
3538                                              blink::WebAXEvent event) {
3539   HandleWebAccessibilityEvent(obj, event);
3540 }
3541
3542 void RenderFrameImpl::handleAccessibilityFindInPageResult(
3543     int identifier,
3544     int match_index,
3545     const blink::WebAXObject& start_object,
3546     int start_offset,
3547     const blink::WebAXObject& end_object,
3548     int end_offset) {
3549   if (renderer_accessibility_) {
3550     renderer_accessibility_->HandleAccessibilityFindInPageResult(
3551         identifier, match_index, start_object, start_offset,
3552         end_object, end_offset);
3553   }
3554 }
3555
3556 void RenderFrameImpl::didChangeManifest(blink::WebLocalFrame* frame) {
3557   DCHECK(!frame_ || frame_ == frame);
3558
3559   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidChangeManifest());
3560 }
3561
3562 bool RenderFrameImpl::enterFullscreen() {
3563   Send(new FrameHostMsg_ToggleFullscreen(routing_id_, true));
3564   return true;
3565 }
3566
3567 bool RenderFrameImpl::exitFullscreen() {
3568   Send(new FrameHostMsg_ToggleFullscreen(routing_id_, false));
3569   return true;
3570 }
3571
3572 void RenderFrameImpl::suddenTerminationDisablerChanged(
3573     bool present,
3574     blink::WebFrameClient::SuddenTerminationDisablerType type) {
3575   switch (type) {
3576     case blink::WebFrameClient::BeforeUnloadHandler:
3577       Send(new FrameHostMsg_BeforeUnloadHandlersPresent(
3578           routing_id_, present));
3579       break;
3580     case blink::WebFrameClient::UnloadHandler:
3581       Send(new FrameHostMsg_UnloadHandlersPresent(
3582           routing_id_, present));
3583       break;
3584     default:
3585       NOTREACHED();
3586   }
3587 }
3588
3589 void RenderFrameImpl::DidPlay(blink::WebMediaPlayer* player) {
3590   Send(new FrameHostMsg_MediaPlayingNotification(
3591       routing_id_, reinterpret_cast<int64>(player), player->hasVideo(),
3592       player->hasAudio(), player->isRemote()));
3593 }
3594
3595 void RenderFrameImpl::DidPause(blink::WebMediaPlayer* player) {
3596   Send(new FrameHostMsg_MediaPausedNotification(
3597       routing_id_, reinterpret_cast<int64>(player)));
3598 }
3599
3600 void RenderFrameImpl::PlayerGone(blink::WebMediaPlayer* player) {
3601   DidPause(player);
3602 }
3603
3604 void RenderFrameImpl::AddObserver(RenderFrameObserver* observer) {
3605   observers_.AddObserver(observer);
3606 }
3607
3608 void RenderFrameImpl::RemoveObserver(RenderFrameObserver* observer) {
3609   observer->RenderFrameGone();
3610   observers_.RemoveObserver(observer);
3611 }
3612
3613 void RenderFrameImpl::OnStop() {
3614   DCHECK(frame_);
3615   frame_->stopLoading();
3616   if (!frame_->parent())
3617     FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers_, OnStop());
3618
3619   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, OnStop());
3620 }
3621
3622 void RenderFrameImpl::WasHidden() {
3623   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, WasHidden());
3624 }
3625
3626 void RenderFrameImpl::WasShown() {
3627   // TODO(kenrb): Need to figure out how to do this better. Should
3628   // VisibilityState remain a page-level concept or move to frames?
3629   // The semantics of 'Show' might have to change here.
3630   if (render_widget_) {
3631     render_view()->webview()->setVisibilityState(
3632         blink::WebPageVisibilityStateVisible, false);
3633   }
3634   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, WasShown());
3635 }
3636
3637 bool RenderFrameImpl::IsHidden() {
3638   return GetRenderWidget()->is_hidden();
3639 }
3640
3641 // Tell the embedding application that the URL of the active page has changed.
3642 void RenderFrameImpl::SendDidCommitProvisionalLoad(
3643       blink::WebFrame* frame,
3644       blink::WebHistoryCommitType commit_type) {
3645   DCHECK(!frame_ || frame_ == frame);
3646   WebDataSource* ds = frame->dataSource();
3647   DCHECK(ds);
3648
3649   const WebURLRequest& request = ds->request();
3650   const WebURLResponse& response = ds->response();
3651
3652   DocumentState* document_state = DocumentState::FromDataSource(ds);
3653   NavigationState* navigation_state = document_state->navigation_state();
3654   InternalDocumentStateData* internal_data =
3655       InternalDocumentStateData::FromDocumentState(document_state);
3656
3657   FrameHostMsg_DidCommitProvisionalLoad_Params params;
3658   params.http_status_code = response.httpStatusCode();
3659   params.url_is_unreachable = ds->hasUnreachableURL();
3660   params.is_post = false;
3661   params.post_id = -1;
3662   params.page_id = render_view_->page_id_;
3663   // We need to track the RenderViewHost routing_id because of downstream
3664   // dependencies (crbug.com/392171 DownloadRequestHandle, SaveFileManager,
3665   // ResourceDispatcherHostImpl, MediaStreamUIProxy,
3666   // SpeechRecognitionDispatcherHost and possibly others). They look up the view
3667   // based on the ID stored in the resource requests. Once those dependencies
3668   // are unwound or moved to RenderFrameHost (crbug.com/304341) we can move the
3669   // client to be based on the routing_id of the RenderFrameHost.
3670   params.render_view_routing_id = render_view_->routing_id();
3671   params.socket_address.set_host(response.remoteIPAddress().utf8());
3672   params.socket_address.set_port(response.remotePort());
3673   WebURLResponseExtraDataImpl* extra_data = GetExtraDataFromResponse(response);
3674   if (extra_data)
3675     params.was_fetched_via_proxy = extra_data->was_fetched_via_proxy();
3676   params.was_within_same_page = navigation_state->was_within_same_page();
3677   params.security_info = response.securityInfo();
3678
3679   // Set the URL to be displayed in the browser UI to the user.
3680   params.url = GetLoadingUrl();
3681   DCHECK(!is_swapped_out_ || params.url == GURL(kSwappedOutURL));
3682
3683   // Set the origin of the frame.  This will be replicated to the corresponding
3684   // RenderFrameProxies in other processes.
3685   // TODO(alexmos): Origins for URLs with non-standard schemes are excluded due
3686   // to https://crbug.com/439608 and will be replicated as unique origins.
3687   if (!is_swapped_out_) {
3688     WebString serialized_origin(frame->document().securityOrigin().toString());
3689     if (GURL(serialized_origin).IsStandard())
3690       params.origin = url::Origin(serialized_origin.utf8());
3691   }
3692
3693   if (frame->document().baseURL() != params.url)
3694     params.base_url = frame->document().baseURL();
3695
3696   GetRedirectChain(ds, &params.redirects);
3697   params.should_update_history = !ds->hasUnreachableURL() &&
3698       !response.isMultipartPayload() && (response.httpStatusCode() != 404);
3699
3700   params.searchable_form_url = internal_data->searchable_form_url();
3701   params.searchable_form_encoding = internal_data->searchable_form_encoding();
3702
3703   params.gesture = render_view_->navigation_gesture_;
3704   render_view_->navigation_gesture_ = NavigationGestureUnknown;
3705
3706   // Make navigation state a part of the DidCommitProvisionalLoad message so
3707   // that committed entry has it at all times.
3708   HistoryEntry* entry = render_view_->history_controller()->GetCurrentEntry();
3709   if (entry)
3710     params.page_state = HistoryEntryToPageState(entry);
3711   else
3712     params.page_state = PageState::CreateFromURL(request.url());
3713
3714   if (!frame->parent()) {
3715     // Top-level navigation.
3716
3717     // Reset the zoom limits in case a plugin had changed them previously. This
3718     // will also call us back which will cause us to send a message to
3719     // update WebContentsImpl.
3720     render_view_->webview()->zoomLimitsChanged(
3721         ZoomFactorToZoomLevel(kMinimumZoomFactor),
3722         ZoomFactorToZoomLevel(kMaximumZoomFactor));
3723
3724     // Set zoom level, but don't do it for full-page plugin since they don't use
3725     // the same zoom settings.
3726     HostZoomLevels::iterator host_zoom =
3727         render_view_->host_zoom_levels_.find(GURL(request.url()));
3728     if (render_view_->webview()->mainFrame()->document().isPluginDocument()) {
3729       // Reset the zoom levels for plugins.
3730       render_view_->webview()->setZoomLevel(0);
3731     } else {
3732       // If the zoom level is not found, then do nothing. In-page navigation
3733       // relies on not changing the zoom level in this case.
3734       if (host_zoom != render_view_->host_zoom_levels_.end())
3735         render_view_->webview()->setZoomLevel(host_zoom->second);
3736     }
3737
3738     if (host_zoom != render_view_->host_zoom_levels_.end()) {
3739       // This zoom level was merely recorded transiently for this load.  We can
3740       // erase it now.  If at some point we reload this page, the browser will
3741       // send us a new, up-to-date zoom level.
3742       render_view_->host_zoom_levels_.erase(host_zoom);
3743     }
3744
3745     // Update contents MIME type for main frame.
3746     params.contents_mime_type = ds->response().mimeType().utf8();
3747
3748     params.transition = navigation_state->transition_type();
3749     if (!ui::PageTransitionIsMainFrame(params.transition)) {
3750       // If the main frame does a load, it should not be reported as a subframe
3751       // navigation.  This can occur in the following case:
3752       // 1. You're on a site with frames.
3753       // 2. You do a subframe navigation.  This is stored with transition type
3754       //    MANUAL_SUBFRAME.
3755       // 3. You navigate to some non-frame site, say, google.com.
3756       // 4. You navigate back to the page from step 2.  Since it was initially
3757       //    MANUAL_SUBFRAME, it will be that same transition type here.
3758       // We don't want that, because any navigation that changes the toplevel
3759       // frame should be tracked as a toplevel navigation (this allows us to
3760       // update the URL bar, etc).
3761       params.transition = ui::PAGE_TRANSITION_LINK;
3762     }
3763
3764     // If the page contained a client redirect (meta refresh, document.loc...),
3765     // set the referrer and transition appropriately.
3766     if (ds->isClientRedirect()) {
3767       params.referrer =
3768           Referrer(params.redirects[0], ds->request().referrerPolicy());
3769       params.transition = ui::PageTransitionFromInt(
3770           params.transition | ui::PAGE_TRANSITION_CLIENT_REDIRECT);
3771     } else {
3772       params.referrer = RenderViewImpl::GetReferrerFromRequest(
3773           frame, ds->request());
3774     }
3775
3776     base::string16 method = request.httpMethod();
3777     if (EqualsASCII(method, "POST")) {
3778       params.is_post = true;
3779       params.post_id = ExtractPostId(entry);
3780     }
3781
3782     // Send the user agent override back.
3783     params.is_overriding_user_agent = internal_data->is_overriding_user_agent();
3784
3785     // Track the URL of the original request.  We use the first entry of the
3786     // redirect chain if it exists because the chain may have started in another
3787     // process.
3788     params.original_request_url = GetOriginalRequestURL(ds);
3789
3790     params.history_list_was_cleared =
3791         navigation_state->history_list_was_cleared();
3792
3793     params.report_type = static_cast<FrameMsg_UILoadMetricsReportType::Value>(
3794         frame->dataSource()->request().inputPerfMetricReportPolicy());
3795     params.ui_timestamp = base::TimeTicks() + base::TimeDelta::FromSecondsD(
3796         frame->dataSource()->request().uiStartTime());
3797
3798     // Save some histogram data so we can compute the average memory used per
3799     // page load of the glyphs.
3800     UMA_HISTOGRAM_COUNTS_10000("Memory.GlyphPagesPerLoad",
3801                                blink::WebGlyphCache::pageCount());
3802
3803     // This message needs to be sent before any of allowScripts(),
3804     // allowImages(), allowPlugins() is called for the new page, so that when
3805     // these functions send a ViewHostMsg_ContentBlocked message, it arrives
3806     // after the FrameHostMsg_DidCommitProvisionalLoad message.
3807     Send(new FrameHostMsg_DidCommitProvisionalLoad(routing_id_, params));
3808   } else {
3809     // Subframe navigation: the type depends on whether this navigation
3810     // generated a new session history entry. When they do generate a session
3811     // history entry, it means the user initiated the navigation and we should
3812     // mark it as such.
3813     if (commit_type == blink::WebStandardCommit)
3814       params.transition = ui::PAGE_TRANSITION_MANUAL_SUBFRAME;
3815     else
3816       params.transition = ui::PAGE_TRANSITION_AUTO_SUBFRAME;
3817
3818     DCHECK(!navigation_state->history_list_was_cleared());
3819     params.history_list_was_cleared = false;
3820     params.report_type = FrameMsg_UILoadMetricsReportType::NO_REPORT;
3821
3822     // Don't send this message while the subframe is swapped out.
3823     if (!is_swapped_out())
3824       Send(new FrameHostMsg_DidCommitProvisionalLoad(routing_id_, params));
3825   }
3826
3827   // If we end up reusing this WebRequest (for example, due to a #ref click),
3828   // we don't want the transition type to persist.  Just clear it.
3829   navigation_state->set_transition_type(ui::PAGE_TRANSITION_LINK);
3830 }
3831
3832 void RenderFrameImpl::didStartLoading(bool to_different_document) {
3833   TRACE_EVENT1("navigation", "RenderFrameImpl::didStartLoading",
3834                "id", routing_id_);
3835   render_view_->FrameDidStartLoading(frame_);
3836   Send(new FrameHostMsg_DidStartLoading(routing_id_, to_different_document));
3837 }
3838
3839 void RenderFrameImpl::didStopLoading() {
3840   TRACE_EVENT1("navigation", "RenderFrameImpl::didStopLoading",
3841                "id", routing_id_);
3842   render_view_->FrameDidStopLoading(frame_);
3843   Send(new FrameHostMsg_DidStopLoading(routing_id_));
3844 }
3845
3846 void RenderFrameImpl::didChangeLoadProgress(double load_progress) {
3847   Send(new FrameHostMsg_DidChangeLoadProgress(routing_id_, load_progress));
3848 }
3849
3850 void RenderFrameImpl::HandleWebAccessibilityEvent(
3851     const blink::WebAXObject& obj, blink::WebAXEvent event) {
3852   if (renderer_accessibility_)
3853     renderer_accessibility_->HandleWebAccessibilityEvent(obj, event);
3854 }
3855
3856 void RenderFrameImpl::FocusedNodeChanged(const WebNode& node) {
3857   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, FocusedNodeChanged(node));
3858 }
3859
3860 void RenderFrameImpl::FocusedNodeChangedForAccessibility(const WebNode& node) {
3861   if (renderer_accessibility())
3862     renderer_accessibility()->AccessibilityFocusedNodeChanged(node);
3863 }
3864
3865 // PlzNavigate
3866 void RenderFrameImpl::OnCommitNavigation(
3867     const ResourceResponseHead& response,
3868     const GURL& stream_url,
3869     const CommonNavigationParams& common_params,
3870     const CommitNavigationParams& commit_params) {
3871   CHECK(base::CommandLine::ForCurrentProcess()->HasSwitch(
3872       switches::kEnableBrowserSideNavigation));
3873   bool is_reload = false;
3874   bool is_history_navigation = commit_params.page_state.IsValid();
3875   WebURLRequest::CachePolicy cache_policy =
3876       WebURLRequest::UseProtocolCachePolicy;
3877   if (!RenderFrameImpl::PrepareRenderViewForNavigation(
3878       common_params.url, false /* check_for_stale_navigation */,
3879       is_history_navigation, -1 /* current_history_list_offset; TODO(clamy)*/,
3880       &is_reload, &cache_policy)) {
3881     return;
3882   }
3883
3884   GetContentClient()->SetActiveURL(common_params.url);
3885
3886   // Create a WebURLRequest that blink can use to get access to the body of the
3887   // response through a stream in the browser. Blink will then commit the
3888   // navigation.
3889   // TODO(clamy): Have the navigation commit directly, without going through
3890   // loading a WebURLRequest.
3891   scoped_ptr<StreamOverrideParameters> stream_override(
3892       new StreamOverrideParameters());
3893   stream_override->stream_url = stream_url;
3894   stream_override->response = response;
3895   WebURLRequest request =
3896       CreateURLRequestForNavigation(common_params,
3897                                     stream_override.Pass(),
3898                                     frame_->isViewSourceModeEnabled());
3899
3900   // Make sure that blink loader will not try to use browser side navigation for
3901   // this request (since it already went to the browser).
3902   request.setCheckForBrowserSideNavigation(false);
3903
3904   // Record this before starting the load. A lower bound of this time is needed
3905   // to sanitize the navigationStart override set below.
3906   base::TimeTicks renderer_navigation_start = base::TimeTicks::Now();
3907   frame_->loadRequest(request);
3908   UpdateFrameNavigationTiming(
3909       frame_, commit_params.browser_navigation_start,
3910       renderer_navigation_start);
3911 }
3912
3913 WebNavigationPolicy RenderFrameImpl::DecidePolicyForNavigation(
3914     RenderFrame* render_frame,
3915     const NavigationPolicyInfo& info) {
3916 #ifdef OS_ANDROID
3917   // The handlenavigation API is deprecated and will be removed once
3918   // crbug.com/325351 is resolved.
3919   if (info.urlRequest.url() != GURL(kSwappedOutURL) &&
3920       GetContentClient()->renderer()->HandleNavigation(
3921           render_frame,
3922           static_cast<DocumentState*>(info.extraData),
3923           render_view_->opener_id_,
3924           info.frame,
3925           info.urlRequest,
3926           info.navigationType,
3927           info.defaultPolicy,
3928           info.isRedirect)) {
3929     return blink::WebNavigationPolicyIgnore;
3930   }
3931 #endif
3932
3933   Referrer referrer(RenderViewImpl::GetReferrerFromRequest(info.frame,
3934                                                            info.urlRequest));
3935   const base::CommandLine& command_line =
3936       *base::CommandLine::ForCurrentProcess();
3937
3938   bool is_subframe = !!info.frame->parent();
3939
3940   if (command_line.HasSwitch(switches::kSitePerProcess) && is_subframe) {
3941     // There's no reason to ignore navigations on subframes, since the swap out
3942     // logic no longer applies.
3943   } else {
3944     if (is_swapped_out_) {
3945       if (info.urlRequest.url() != GURL(kSwappedOutURL)) {
3946         // Targeted links may try to navigate a swapped out frame.  Allow the
3947         // browser process to navigate the tab instead.  Note that it is also
3948         // possible for non-targeted navigations (from this view) to arrive
3949         // here just after we are swapped out.  It's ok to send them to the
3950         // browser, as long as they're for the top level frame.
3951         // TODO(creis): Ensure this supports targeted form submissions when
3952         // fixing http://crbug.com/101395.
3953         if (info.frame->parent() == NULL) {
3954           OpenURL(info.frame, info.urlRequest.url(), referrer,
3955                   info.defaultPolicy);
3956           return blink::WebNavigationPolicyIgnore;  // Suppress the load here.
3957         }
3958
3959         // We should otherwise ignore in-process iframe navigations, if they
3960         // arrive just after we are swapped out.
3961         return blink::WebNavigationPolicyIgnore;
3962       }
3963
3964       // Allow kSwappedOutURL to complete.
3965       return info.defaultPolicy;
3966     }
3967   }
3968
3969   // Webkit is asking whether to navigate to a new URL.
3970   // This is fine normally, except if we're showing UI from one security
3971   // context and they're trying to navigate to a different context.
3972   const GURL& url = info.urlRequest.url();
3973
3974   // A content initiated navigation may have originated from a link-click,
3975   // script, drag-n-drop operation, etc.
3976   bool is_content_initiated = static_cast<DocumentState*>(info.extraData)->
3977           navigation_state()->is_content_initiated();
3978
3979   // Experimental:
3980   // If --enable-strict-site-isolation is enabled, send all top-level
3981   // navigations to the browser to let it swap processes when crossing site
3982   // boundaries.  This is currently expected to break some script calls and
3983   // navigations, such as form submissions.
3984   bool force_swap_due_to_flag =
3985       command_line.HasSwitch(switches::kEnableStrictSiteIsolation);
3986   if (force_swap_due_to_flag &&
3987       !info.frame->parent() && (is_content_initiated || info.isRedirect)) {
3988     WebString origin_str = info.frame->document().securityOrigin().toString();
3989     GURL frame_url(origin_str.utf8().data());
3990     // TODO(cevans): revisit whether this site check is still necessary once
3991     // crbug.com/101395 is fixed.
3992     bool same_domain_or_host =
3993         net::registry_controlled_domains::SameDomainOrHost(
3994             frame_url,
3995             url,
3996             net::registry_controlled_domains::INCLUDE_PRIVATE_REGISTRIES);
3997     // Only keep same-site (domain + scheme) and data URLs in the same process.
3998     bool is_same_site =
3999         (same_domain_or_host && frame_url.scheme() == url.scheme()) ||
4000         url.SchemeIs(url::kDataScheme);
4001     if (!is_same_site) {
4002       OpenURL(info.frame, url, referrer, info.defaultPolicy);
4003       return blink::WebNavigationPolicyIgnore;
4004     }
4005   }
4006
4007   // If the browser is interested, then give it a chance to look at the request.
4008   if (is_content_initiated) {
4009     bool is_form_post =
4010         ((info.navigationType == blink::WebNavigationTypeFormSubmitted) ||
4011             (info.navigationType == blink::WebNavigationTypeFormResubmitted)) &&
4012         EqualsASCII(info.urlRequest.httpMethod(), "POST");
4013     bool browser_handles_request =
4014         render_view_->renderer_preferences_
4015             .browser_handles_non_local_top_level_requests
4016         && IsNonLocalTopLevelNavigation(url, info.frame, info.navigationType,
4017                                         is_form_post);
4018     if (!browser_handles_request) {
4019       browser_handles_request = IsTopLevelNavigation(info.frame) &&
4020           render_view_->renderer_preferences_
4021               .browser_handles_all_top_level_requests;
4022     }
4023
4024     if (browser_handles_request) {
4025       OpenURL(info.frame, url, referrer, info.defaultPolicy);
4026       return blink::WebNavigationPolicyIgnore;  // Suppress the load here.
4027     }
4028   }
4029
4030   // Use the frame's original request's URL rather than the document's URL for
4031   // subsequent checks.  For a popup, the document's URL may become the opener
4032   // window's URL if the opener has called document.write().
4033   // See http://crbug.com/93517.
4034   GURL old_url(info.frame->dataSource()->request().url());
4035
4036   // Detect when we're crossing a permission-based boundary (e.g. into or out of
4037   // an extension or app origin, leaving a WebUI page, etc). We only care about
4038   // top-level navigations (not iframes). But we sometimes navigate to
4039   // about:blank to clear a tab, and we want to still allow that.
4040   //
4041   // Note: this is known to break POST submissions when crossing process
4042   // boundaries until http://crbug.com/101395 is fixed.  This is better for
4043   // security than loading a WebUI, extension or app page in the wrong process.
4044   // POST requests don't work because this mechanism does not preserve form
4045   // POST data. We will need to send the request's httpBody data up to the
4046   // browser process, and issue a special POST navigation in WebKit (via
4047   // FrameLoader::loadFrameRequest). See ResourceDispatcher and WebURLLoaderImpl
4048   // for examples of how to send the httpBody data.
4049   if (!info.frame->parent() && is_content_initiated &&
4050       !url.SchemeIs(url::kAboutScheme)) {
4051     bool send_referrer = false;
4052
4053     // All navigations to or from WebUI URLs or within WebUI-enabled
4054     // RenderProcesses must be handled by the browser process so that the
4055     // correct bindings and data sources can be registered.
4056     // Similarly, navigations to view-source URLs or within ViewSource mode
4057     // must be handled by the browser process (except for reloads - those are
4058     // safe to leave within the renderer).
4059     // Lastly, access to file:// URLs from non-file:// URL pages must be
4060     // handled by the browser so that ordinary renderer processes don't get
4061     // blessed with file permissions.
4062     int cumulative_bindings = RenderProcess::current()->GetEnabledBindings();
4063     bool is_initial_navigation = render_view_->page_id_ == -1;
4064     bool should_fork = HasWebUIScheme(url) || HasWebUIScheme(old_url) ||
4065         (cumulative_bindings & BINDINGS_POLICY_WEB_UI) ||
4066         url.SchemeIs(kViewSourceScheme) ||
4067         (info.frame->isViewSourceModeEnabled() &&
4068             info.navigationType != blink::WebNavigationTypeReload);
4069
4070     if (!should_fork && url.SchemeIs(url::kFileScheme)) {
4071       // Fork non-file to file opens.  Check the opener URL if this is the
4072       // initial navigation in a newly opened window.
4073       GURL source_url(old_url);
4074       if (is_initial_navigation && source_url.is_empty() &&
4075           info.frame->opener())
4076         source_url = info.frame->opener()->top()->document().url();
4077       DCHECK(!source_url.is_empty());
4078       should_fork = !source_url.SchemeIs(url::kFileScheme);
4079     }
4080
4081     if (!should_fork) {
4082       // Give the embedder a chance.
4083       should_fork = GetContentClient()->renderer()->ShouldFork(
4084           info.frame, url, info.urlRequest.httpMethod().utf8(),
4085           is_initial_navigation, info.isRedirect, &send_referrer);
4086     }
4087
4088     if (should_fork) {
4089       OpenURL(info.frame, url, send_referrer ? referrer : Referrer(),
4090               info.defaultPolicy);
4091       return blink::WebNavigationPolicyIgnore;  // Suppress the load here.
4092     }
4093   }
4094
4095   // Detect when a page is "forking" a new tab that can be safely rendered in
4096   // its own process.  This is done by sites like Gmail that try to open links
4097   // in new windows without script connections back to the original page.  We
4098   // treat such cases as browser navigations (in which we will create a new
4099   // renderer for a cross-site navigation), rather than WebKit navigations.
4100   //
4101   // We use the following heuristic to decide whether to fork a new page in its
4102   // own process:
4103   // The parent page must open a new tab to about:blank, set the new tab's
4104   // window.opener to null, and then redirect the tab to a cross-site URL using
4105   // JavaScript.
4106   //
4107   // TODO(creis): Deprecate this logic once we can rely on rel=noreferrer
4108   // (see below).
4109   bool is_fork =
4110       // Must start from a tab showing about:blank, which is later redirected.
4111       old_url == GURL(url::kAboutBlankURL) &&
4112       // Must be the first real navigation of the tab.
4113       render_view_->historyBackListCount() < 1 &&
4114       render_view_->historyForwardListCount() < 1 &&
4115       // The parent page must have set the child's window.opener to null before
4116       // redirecting to the desired URL.
4117       info.frame->opener() == NULL &&
4118       // Must be a top-level frame.
4119       info.frame->parent() == NULL &&
4120       // Must not have issued the request from this page.
4121       is_content_initiated &&
4122       // Must be targeted at the current tab.
4123       info.defaultPolicy == blink::WebNavigationPolicyCurrentTab &&
4124       // Must be a JavaScript navigation, which appears as "other".
4125       info.navigationType == blink::WebNavigationTypeOther;
4126
4127   if (is_fork) {
4128     // Open the URL via the browser, not via WebKit.
4129     OpenURL(info.frame, url, Referrer(), info.defaultPolicy);
4130     return blink::WebNavigationPolicyIgnore;
4131   }
4132
4133   // PlzNavigate: send the request to the browser if needed.
4134   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
4135           switches::kEnableBrowserSideNavigation) &&
4136       info.urlRequest.checkForBrowserSideNavigation()) {
4137     BeginNavigation(&info.urlRequest);
4138     return blink::WebNavigationPolicyIgnore;
4139   }
4140
4141   return info.defaultPolicy;
4142 }
4143
4144 void RenderFrameImpl::OpenURL(WebFrame* frame,
4145                               const GURL& url,
4146                               const Referrer& referrer,
4147                               WebNavigationPolicy policy) {
4148   DCHECK_EQ(frame_, frame);
4149
4150   FrameHostMsg_OpenURL_Params params;
4151   params.url = url;
4152   params.referrer = referrer;
4153   params.disposition = RenderViewImpl::NavigationPolicyToDisposition(policy);
4154   WebDataSource* ds = frame->provisionalDataSource();
4155   if (ds) {
4156     DocumentState* document_state = DocumentState::FromDataSource(ds);
4157     NavigationState* navigation_state = document_state->navigation_state();
4158     if (navigation_state->is_content_initiated()) {
4159       params.should_replace_current_entry =
4160           ds->replacesCurrentHistoryItem() &&
4161           render_view_->history_list_length_;
4162     } else {
4163       // This is necessary to preserve the should_replace_current_entry value on
4164       // cross-process redirects, in the event it was set by a previous process.
4165       //
4166       // TODO(davidben): Avoid this awkward duplication of state. See comment on
4167       // NavigationState::should_replace_current_entry().
4168       params.should_replace_current_entry =
4169           navigation_state->should_replace_current_entry();
4170     }
4171   } else {
4172     params.should_replace_current_entry = false;
4173   }
4174   params.user_gesture = WebUserGestureIndicator::isProcessingUserGesture();
4175   if (GetContentClient()->renderer()->AllowPopup())
4176     params.user_gesture = true;
4177
4178   if (policy == blink::WebNavigationPolicyNewBackgroundTab ||
4179       policy == blink::WebNavigationPolicyNewForegroundTab ||
4180       policy == blink::WebNavigationPolicyNewWindow ||
4181       policy == blink::WebNavigationPolicyNewPopup) {
4182     WebUserGestureIndicator::consumeUserGesture();
4183   }
4184
4185   Send(new FrameHostMsg_OpenURL(routing_id_, params));
4186 }
4187
4188 void RenderFrameImpl::UpdateEncoding(WebFrame* frame,
4189                                      const std::string& encoding_name) {
4190   // Only update main frame's encoding_name.
4191   if (!frame->parent())
4192     Send(new FrameHostMsg_UpdateEncoding(routing_id_, encoding_name));
4193 }
4194
4195 void RenderFrameImpl::SyncSelectionIfRequired() {
4196   base::string16 text;
4197   size_t offset;
4198   gfx::Range range;
4199 #if defined(ENABLE_PLUGINS)
4200   if (render_view_->focused_pepper_plugin_) {
4201     render_view_->focused_pepper_plugin_->GetSurroundingText(&text, &range);
4202     offset = 0;  // Pepper API does not support offset reporting.
4203     // TODO(kinaba): cut as needed.
4204   } else
4205 #endif
4206   {
4207     size_t location, length;
4208     if (!GetRenderWidget()->webwidget()->caretOrSelectionRange(
4209             &location, &length)) {
4210       return;
4211     }
4212
4213     range = gfx::Range(location, location + length);
4214
4215     if (GetRenderWidget()->webwidget()->textInputInfo().type !=
4216             blink::WebTextInputTypeNone) {
4217       // If current focused element is editable, we will send 100 more chars
4218       // before and after selection. It is for input method surrounding text
4219       // feature.
4220       if (location > kExtraCharsBeforeAndAfterSelection)
4221         offset = location - kExtraCharsBeforeAndAfterSelection;
4222       else
4223         offset = 0;
4224       length = location + length - offset + kExtraCharsBeforeAndAfterSelection;
4225       WebRange webrange = WebRange::fromDocumentRange(frame_, offset, length);
4226       if (!webrange.isNull())
4227         text = webrange.toPlainText();
4228     } else {
4229       offset = location;
4230       text = frame_->selectionAsText();
4231       // http://crbug.com/101435
4232       // In some case, frame->selectionAsText() returned text's length is not
4233       // equal to the length returned from webwidget()->caretOrSelectionRange().
4234       // So we have to set the range according to text.length().
4235       range.set_end(range.start() + text.length());
4236     }
4237   }
4238
4239   // Sometimes we get repeated didChangeSelection calls from webkit when
4240   // the selection hasn't actually changed. We don't want to report these
4241   // because it will cause us to continually claim the X clipboard.
4242   if (selection_text_offset_ != offset ||
4243       selection_range_ != range ||
4244       selection_text_ != text) {
4245     selection_text_ = text;
4246     selection_text_offset_ = offset;
4247     selection_range_ = range;
4248     SetSelectedText(text, offset, range);
4249   }
4250   GetRenderWidget()->UpdateSelectionBounds();
4251 }
4252
4253 void RenderFrameImpl::InitializeUserMediaClient() {
4254   if (!RenderThreadImpl::current())  // Will be NULL during unit tests.
4255     return;
4256
4257 #if defined(OS_ANDROID)
4258   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
4259           switches::kDisableWebRTC))
4260     return;
4261 #endif
4262
4263 #if defined(ENABLE_WEBRTC)
4264   DCHECK(!web_user_media_client_);
4265   web_user_media_client_ = new UserMediaClientImpl(
4266       this,
4267       RenderThreadImpl::current()->GetPeerConnectionDependencyFactory(),
4268       make_scoped_ptr(new MediaStreamDispatcher(this)).Pass());
4269 #endif
4270 }
4271
4272 WebMediaPlayer* RenderFrameImpl::CreateWebMediaPlayerForMediaStream(
4273     const blink::WebURL& url,
4274     WebMediaPlayerClient* client) {
4275 #if defined(ENABLE_WEBRTC)
4276 #if defined(OS_ANDROID) && defined(ARCH_CPU_ARMEL)
4277   bool found_neon =
4278       (android_getCpuFeatures() & ANDROID_CPU_ARM_FEATURE_NEON) != 0;
4279   UMA_HISTOGRAM_BOOLEAN("Platform.WebRtcNEONFound", found_neon);
4280 #endif  // defined(OS_ANDROID) && defined(ARCH_CPU_ARMEL)
4281   return new WebMediaPlayerMS(frame_, client, weak_factory_.GetWeakPtr(),
4282                               new RenderMediaLog(),
4283                               CreateRendererFactory());
4284 #else
4285   return NULL;
4286 #endif  // defined(ENABLE_WEBRTC)
4287 }
4288
4289 scoped_ptr<MediaStreamRendererFactory>
4290 RenderFrameImpl::CreateRendererFactory() {
4291 #if defined(ENABLE_WEBRTC)
4292   return scoped_ptr<MediaStreamRendererFactory>(
4293       new MediaStreamRendererFactory());
4294 #else
4295   return scoped_ptr<MediaStreamRendererFactory>(
4296       static_cast<MediaStreamRendererFactory*>(NULL));
4297 #endif
4298 }
4299
4300 bool RenderFrameImpl::PrepareRenderViewForNavigation(
4301     const GURL& url,
4302     bool check_for_stale_navigation,
4303     bool is_history_navigation,
4304     int current_history_list_offset,
4305     bool* is_reload,
4306     WebURLRequest::CachePolicy* cache_policy) {
4307   MaybeHandleDebugURL(url);
4308   if (!render_view_->webview())
4309     return false;
4310
4311   FOR_EACH_OBSERVER(
4312       RenderViewObserver, render_view_->observers_, Navigate(url));
4313
4314   // If this is a stale back/forward (due to a recent navigation the browser
4315   // didn't know about), ignore it. Only check if swapped in because if the
4316   // frame is swapped out, it won't commit before asking the browser.
4317   // TODO(clamy): remove check_for_stale_navigation
4318   if (check_for_stale_navigation &&
4319       !render_view_->is_swapped_out() && is_history_navigation &&
4320       render_view_->history_list_offset_ != current_history_list_offset) {
4321     return false;
4322   }
4323
4324   if (!is_swapped_out_ || frame_->parent())
4325     return true;
4326
4327   // This is a swapped out main frame, so swap the renderer back in.
4328   // We marked the view as hidden when swapping the view out, so be sure to
4329   // reset the visibility state before navigating to the new URL.
4330   render_view_->webview()->setVisibilityState(
4331       render_view_->visibilityState(), false);
4332
4333   // If this is an attempt to reload while we are swapped out, we should not
4334   // reload swappedout://, but the previous page, which is stored in
4335   // params.state.  Setting is_reload to false will treat this like a back
4336   // navigation to accomplish that.
4337   *is_reload = false;
4338   *cache_policy = WebURLRequest::ReloadIgnoringCacheData;
4339
4340   // We refresh timezone when a view is swapped in since timezone
4341   // can get out of sync when the system timezone is updated while
4342   // the view is swapped out.
4343   RenderThreadImpl::NotifyTimezoneChange();
4344
4345   render_view_->SetSwappedOut(false);
4346   is_swapped_out_ = false;
4347   return true;
4348 }
4349
4350 void RenderFrameImpl::BeginNavigation(blink::WebURLRequest* request) {
4351   CHECK(base::CommandLine::ForCurrentProcess()->HasSwitch(
4352       switches::kEnableBrowserSideNavigation));
4353   DCHECK(request);
4354   // TODO(clamy): Execute the beforeunload event.
4355
4356   // Note: At this stage, the goal is to apply all the modifications the
4357   // renderer wants to make to the request, and then send it to the browser, so
4358   // that the actual network request can be started. Ideally, all such
4359   // modifications should take place in willSendRequest, and in the
4360   // implementation of willSendRequest for the various InspectorAgents
4361   // (devtools).
4362   //
4363   // TODO(clamy): Apply devtools override.
4364   // TODO(clamy): Make sure that navigation requests are not modified somewhere
4365   // else in blink.
4366   willSendRequest(frame_, 0, *request, blink::WebURLResponse());
4367
4368   // TODO(clamy): Same-document navigations should not be sent back to the
4369   // browser.
4370   // TODO(clamy): Data urls should not be sent back to the browser either.
4371   Send(new FrameHostMsg_DidStartLoading(routing_id_, true));
4372   Send(new FrameHostMsg_BeginNavigation(
4373         routing_id_, MakeCommonNavigationParams(request),
4374         BeginNavigationParams(request->httpMethod().latin1(),
4375                               GetWebURLRequestHeaders(*request),
4376                               GetLoadFlagsForWebURLRequest(*request),
4377                               request->hasUserGesture()),
4378         GetRequestBodyForWebURLRequest(*request)));
4379 }
4380
4381 GURL RenderFrameImpl::GetLoadingUrl() const {
4382   WebDataSource* ds = frame_->dataSource();
4383   if (ds->hasUnreachableURL())
4384     return ds->unreachableURL();
4385
4386   const WebURLRequest& request = ds->request();
4387   return request.url();
4388 }
4389
4390 #if defined(OS_ANDROID)
4391
4392 WebMediaPlayer* RenderFrameImpl::CreateAndroidWebMediaPlayer(
4393     const blink::WebURL& url,
4394     WebMediaPlayerClient* client,
4395     media::MediaPermission* media_permission,
4396     blink::WebContentDecryptionModule* initial_cdm) {
4397   GpuChannelHost* gpu_channel_host =
4398       RenderThreadImpl::current()->EstablishGpuChannelSync(
4399           CAUSE_FOR_GPU_LAUNCH_VIDEODECODEACCELERATOR_INITIALIZE);
4400   if (!gpu_channel_host) {
4401     LOG(ERROR) << "Failed to establish GPU channel for media player";
4402     return NULL;
4403   }
4404
4405   scoped_refptr<StreamTextureFactory> stream_texture_factory;
4406   if (SynchronousCompositorFactory* factory =
4407           SynchronousCompositorFactory::GetInstance()) {
4408     stream_texture_factory = factory->CreateStreamTextureFactory(routing_id_);
4409   } else {
4410     scoped_refptr<cc_blink::ContextProviderWebContext> context_provider =
4411         RenderThreadImpl::current()->SharedMainThreadContextProvider();
4412
4413     if (!context_provider.get()) {
4414       LOG(ERROR) << "Failed to get context3d for media player";
4415       return NULL;
4416     }
4417
4418     stream_texture_factory = StreamTextureFactoryImpl::Create(
4419         context_provider, gpu_channel_host, routing_id_);
4420   }
4421
4422   return new WebMediaPlayerAndroid(
4423       frame_,
4424       client,
4425       weak_factory_.GetWeakPtr(),
4426       GetMediaPlayerManager(),
4427       GetCdmManager(),
4428       media_permission,
4429       initial_cdm,
4430       stream_texture_factory,
4431       RenderThreadImpl::current()->GetMediaThreadTaskRunner(),
4432       new RenderMediaLog());
4433 }
4434
4435 RendererMediaPlayerManager* RenderFrameImpl::GetMediaPlayerManager() {
4436   if (!media_player_manager_)
4437     media_player_manager_ = new RendererMediaPlayerManager(this);
4438   return media_player_manager_;
4439 }
4440
4441 #endif  // defined(OS_ANDROID)
4442
4443 #if defined(ENABLE_BROWSER_CDMS)
4444 RendererCdmManager* RenderFrameImpl::GetCdmManager() {
4445   if (!cdm_manager_)
4446     cdm_manager_ = new RendererCdmManager(this);
4447   return cdm_manager_;
4448 }
4449 #endif  // defined(ENABLE_BROWSER_CDMS)
4450
4451 }  // namespace content