chrome/browser/chrome_content_browser_client.cc

   1 // Copyright (c) 2012 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 "chrome/browser/chrome_content_browser_client.h"
   6
   7 #include <set>
   8 #include <utility>
   9 #include <vector>
  10
  11 #include "base/bind.h"
  12 #include "base/command_line.h"
  13 #include "base/files/scoped_file.h"
  14 #include "base/i18n/icu_util.h"
  15 #include "base/lazy_instance.h"
  16 #include "base/path_service.h"
  17 #include "base/prefs/pref_service.h"
  18 #include "base/prefs/scoped_user_pref_update.h"
  19 #include "base/strings/string_number_conversions.h"
  20 #include "base/strings/utf_string_conversions.h"
  21 #include "base/threading/sequenced_worker_pool.h"
  22 #include "chrome/browser/browser_about_handler.h"
  23 #include "chrome/browser/browser_process.h"
  24 #include "chrome/browser/browser_shutdown.h"
  25 #include "chrome/browser/browsing_data/browsing_data_helper.h"
  26 #include "chrome/browser/browsing_data/browsing_data_remover.h"
  27 #include "chrome/browser/character_encoding.h"
  28 #include "chrome/browser/chrome_content_browser_client_parts.h"
  29 #include "chrome/browser/chrome_net_benchmarking_message_filter.h"
  30 #include "chrome/browser/chrome_quota_permission_context.h"
  31 #include "chrome/browser/content_settings/cookie_settings.h"
  32 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
  33 #include "chrome/browser/defaults.h"
  34 #include "chrome/browser/download/download_prefs.h"
  35 #include "chrome/browser/font_family_cache.h"
  36 #include "chrome/browser/geolocation/chrome_access_token_store.h"
  37 #include "chrome/browser/geolocation/geolocation_permission_context.h"
  38 #include "chrome/browser/geolocation/geolocation_permission_context_factory.h"
  39 #include "chrome/browser/media/media_capture_devices_dispatcher.h"
  40 #include "chrome/browser/media/midi_permission_context.h"
  41 #include "chrome/browser/media/midi_permission_context_factory.h"
  42 #include "chrome/browser/metrics/chrome_browser_main_extra_parts_metrics.h"
  43 #include "chrome/browser/metrics/rappor/sampling.h"
  44 #include "chrome/browser/nacl_host/nacl_browser_delegate_impl.h"
  45 #include "chrome/browser/net/chrome_net_log.h"
  46 #include "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.h"
  47 #include "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings_factory.h"
  48 #include "chrome/browser/notifications/desktop_notification_service.h"
  49 #include "chrome/browser/notifications/desktop_notification_service_factory.h"
  50 #include "chrome/browser/notifications/platform_notification_service_impl.h"
  51 #include "chrome/browser/platform_util.h"
  52 #include "chrome/browser/prerender/prerender_final_status.h"
  53 #include "chrome/browser/prerender/prerender_manager.h"
  54 #include "chrome/browser/prerender/prerender_manager_factory.h"
  55 #include "chrome/browser/prerender/prerender_message_filter.h"
  56 #include "chrome/browser/printing/printing_message_filter.h"
  57 #include "chrome/browser/profiles/chrome_browser_main_extra_parts_profiles.h"
  58 #include "chrome/browser/profiles/profile.h"
  59 #include "chrome/browser/profiles/profile_io_data.h"
  60 #include "chrome/browser/push_messaging/push_messaging_permission_context.h"
  61 #include "chrome/browser/push_messaging/push_messaging_permission_context_factory.h"
  62 #include "chrome/browser/renderer_host/chrome_render_message_filter.h"
  63 #include "chrome/browser/renderer_host/pepper/chrome_browser_pepper_host_factory.h"
  64 #include "chrome/browser/search/instant_service.h"
  65 #include "chrome/browser/search/instant_service_factory.h"
  66 #include "chrome/browser/search/search.h"
  67 #include "chrome/browser/search_engines/search_provider_install_state_message_filter.h"
  68 #include "chrome/browser/signin/principals_message_filter.h"
  69 #include "chrome/browser/speech/chrome_speech_recognition_manager_delegate.h"
  70 #include "chrome/browser/speech/tts_controller.h"
  71 #include "chrome/browser/speech/tts_message_filter.h"
  72 #include "chrome/browser/ssl/ssl_add_certificate.h"
  73 #include "chrome/browser/ssl/ssl_blocking_page.h"
  74 #include "chrome/browser/ssl/ssl_client_certificate_selector.h"
  75 #include "chrome/browser/ssl/ssl_error_handler.h"
  76 #include "chrome/browser/sync_file_system/local/sync_file_system_backend.h"
  77 #include "chrome/browser/tab_contents/tab_util.h"
  78 #include "chrome/browser/tracing/chrome_tracing_delegate.h"
  79 #include "chrome/browser/ui/blocked_content/blocked_window_params.h"
  80 #include "chrome/browser/ui/blocked_content/popup_blocker_tab_helper.h"
  81 #include "chrome/browser/ui/chrome_select_file_policy.h"
  82 #include "chrome/browser/ui/sync/sync_promo_ui.h"
  83 #include "chrome/browser/ui/tab_contents/chrome_web_contents_view_delegate.h"
  84 #include "chrome/browser/ui/webui/chrome_web_ui_controller_factory.h"
  85 #include "chrome/common/chrome_constants.h"
  86 #include "chrome/common/chrome_paths.h"
  87 #include "chrome/common/chrome_switches.h"
  88 #include "chrome/common/env_vars.h"
  89 #include "chrome/common/logging_chrome.h"
  90 #include "chrome/common/pepper_permission_util.h"
  91 #include "chrome/common/pref_names.h"
  92 #include "chrome/common/render_messages.h"
  93 #include "chrome/common/url_constants.h"
  94 #include "chrome/grit/generated_resources.h"
  95 #include "chrome/installer/util/google_update_settings.h"
  96 #include "chromeos/chromeos_constants.h"
  97 #include "components/cdm/browser/cdm_message_filter_android.h"
  98 #include "components/cloud_devices/common/cloud_devices_switches.h"
  99 #include "components/content_settings/core/browser/content_settings_provider.h"
 100 #include "components/content_settings/core/browser/content_settings_utils.h"
 101 #include "components/content_settings/core/browser/host_content_settings_map.h"
 102 #include "components/content_settings/core/common/content_settings.h"
 103 #include "components/content_settings/core/common/permission_request_id.h"
 104 #include "components/data_reduction_proxy/content/browser/data_reduction_proxy_message_filter.h"
 105 #include "components/dom_distiller/core/url_constants.h"
 106 #include "components/google/core/browser/google_util.h"
 107 #include "components/metrics/client_info.h"
 108 #include "components/pref_registry/pref_registry_syncable.h"
 109 #include "components/signin/core/common/profile_management_switches.h"
 110 #include "components/translate/core/common/translate_switches.h"
 111 #include "components/url_fixer/url_fixer.h"
 112 #include "content/public/browser/browser_child_process_host.h"
 113 #include "content/public/browser/browser_main_parts.h"
 114 #include "content/public/browser/browser_ppapi_host.h"
 115 #include "content/public/browser/browser_thread.h"
 116 #include "content/public/browser/browser_url_handler.h"
 117 #include "content/public/browser/child_process_data.h"
 118 #include "content/public/browser/child_process_security_policy.h"
 119 #include "content/public/browser/permission_type.h"
 120 #include "content/public/browser/render_frame_host.h"
 121 #include "content/public/browser/render_process_host.h"
 122 #include "content/public/browser/render_view_host.h"
 123 #include "content/public/browser/resource_context.h"
 124 #include "content/public/browser/site_instance.h"
 125 #include "content/public/browser/web_contents.h"
 126 #include "content/public/common/child_process_host.h"
 127 #include "content/public/common/content_descriptors.h"
 128 #include "content/public/common/url_utils.h"
 129 #include "content/public/common/web_preferences.h"
 130 #include "gin/public/isolate_holder.h"
 131 #include "net/base/mime_util.h"
 132 #include "net/cookies/canonical_cookie.h"
 133 #include "net/cookies/cookie_options.h"
 134 #include "net/ssl/ssl_cert_request_info.h"
 135 #include "ppapi/host/ppapi_host.h"
 136 #include "storage/browser/fileapi/external_mount_points.h"
 137 #include "ui/base/l10n/l10n_util.h"
 138 #include "ui/base/resource/resource_bundle.h"
 139 #include "ui/resources/grit/ui_resources.h"
 140
 141 #if defined(OS_WIN)
 142 #include "base/win/windows_version.h"
 143 #include "chrome/browser/chrome_browser_main_win.h"
 144 #include "sandbox/win/src/sandbox_policy.h"
 145 #elif defined(OS_MACOSX)
 146 #include "chrome/browser/chrome_browser_main_mac.h"
 147 #include "chrome/browser/spellchecker/spellcheck_message_filter_mac.h"
 148 #include "components/crash/app/breakpad_mac.h"
 149 #elif defined(OS_CHROMEOS)
 150 #include "chrome/browser/chromeos/chrome_browser_main_chromeos.h"
 151 #include "chrome/browser/chromeos/drive/fileapi/file_system_backend_delegate.h"
 152 #include "chrome/browser/chromeos/file_manager/app_id.h"
 153 #include "chrome/browser/chromeos/file_system_provider/fileapi/backend_delegate.h"
 154 #include "chrome/browser/chromeos/fileapi/file_system_backend.h"
 155 #include "chrome/browser/chromeos/fileapi/mtp_file_system_backend_delegate.h"
 156 #include "chrome/browser/chromeos/login/startup_utils.h"
 157 #include "chrome/browser/chromeos/system/input_device_settings.h"
 158 #include "chromeos/chromeos_switches.h"
 159 #include "components/user_manager/user_manager.h"
 160 #elif defined(OS_LINUX)
 161 #include "chrome/browser/chrome_browser_main_linux.h"
 162 #elif defined(OS_ANDROID)
 163 #include "chrome/browser/android/new_tab_page_url_handler.h"
 164 #include "chrome/browser/android/service_tab_launcher.h"
 165 #include "chrome/browser/android/webapps/single_tab_mode_tab_helper.h"
 166 #include "chrome/browser/chrome_browser_main_android.h"
 167 #include "chrome/common/descriptors_android.h"
 168 #include "components/crash/browser/crash_dump_manager_android.h"
 169 #elif defined(OS_POSIX)
 170 #include "chrome/browser/chrome_browser_main_posix.h"
 171 #endif
 172
 173 #if defined(OS_ANDROID) || defined(OS_CHROMEOS)
 174 #include "chrome/browser/media/protected_media_identifier_permission_context.h"
 175 #include "chrome/browser/media/protected_media_identifier_permission_context_factory.h"
 176 #endif
 177
 178 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 179 #include "base/debug/leak_annotations.h"
 180 #include "components/crash/app/breakpad_linux.h"
 181 #include "components/crash/browser/crash_handler_host_linux.h"
 182 #endif
 183
 184 #if defined(OS_ANDROID)
 185 #include "ui/base/ui_base_paths.h"
 186 #include "ui/gfx/android/device_display_info.h"
 187 #endif
 188
 189 #if defined(OS_ANDROID)
 190 #include "chrome/browser/android/dev_tools_manager_delegate_android.h"
 191 #else
 192 #include "chrome/browser/devtools/chrome_devtools_manager_delegate.h"
 193 #endif
 194
 195 #if !defined(OS_CHROMEOS)
 196 #include "chrome/browser/signin/chrome_signin_client.h"
 197 #include "chrome/browser/signin/chrome_signin_client_factory.h"
 198 #include "chrome/browser/signin/signin_manager_factory.h"
 199 #include "components/signin/core/browser/signin_manager.h"
 200 #endif
 201
 202 #if defined(TOOLKIT_VIEWS)
 203 #include "chrome/browser/ui/views/chrome_browser_main_extra_parts_views.h"
 204 #endif
 205
 206 #if defined(USE_ASH)
 207 #include "chrome/browser/ui/views/ash/chrome_browser_main_extra_parts_ash.h"
 208 #endif
 209
 210 #if defined(USE_AURA)
 211 #include "chrome/browser/ui/aura/chrome_browser_main_extra_parts_aura.h"
 212 #endif
 213
 214 #if defined(USE_X11)
 215 #include "chrome/browser/chrome_browser_main_extra_parts_x11.h"
 216 #endif
 217
 218 #if defined(ENABLE_CAPTIVE_PORTAL_DETECTION)
 219 #include "chrome/browser/captive_portal/captive_portal_tab_helper.h"
 220 #endif
 221
 222 #if !defined(DISABLE_NACL)
 223 #include "components/nacl/browser/nacl_browser.h"
 224 #include "components/nacl/browser/nacl_host_message_filter.h"
 225 #include "components/nacl/browser/nacl_process_host.h"
 226 #include "components/nacl/common/nacl_process_type.h"
 227 #include "components/nacl/common/nacl_switches.h"
 228 #endif
 229
 230 #if defined(ENABLE_EXTENSIONS)
 231 #include "chrome/browser/accessibility/animation_policy_prefs.h"
 232 #include "chrome/browser/extensions/chrome_content_browser_client_extensions_part.h"
 233 #include "chrome/browser/extensions/extension_util.h"
 234 #include "chrome/browser/media/cast_transport_host_filter.h"
 235 #include "chrome/browser/speech/extension_api/tts_engine_extension_api.h"
 236 #include "extensions/browser/extension_registry.h"
 237 #include "extensions/browser/guest_view/guest_view_base.h"
 238 #include "extensions/browser/guest_view/guest_view_manager.h"
 239 #include "extensions/browser/guest_view/web_view/web_view_guest.h"
 240 #include "extensions/browser/guest_view/web_view/web_view_permission_helper.h"
 241 #include "extensions/browser/guest_view/web_view/web_view_renderer_state.h"
 242 #include "extensions/common/constants.h"
 243 #include "extensions/common/extension.h"
 244 #include "extensions/common/extension_set.h"
 245 #include "extensions/common/manifest_handlers/background_info.h"
 246 #include "extensions/common/manifest_handlers/shared_module_info.h"
 247 #include "extensions/common/permissions/permissions_data.h"
 248 #include "extensions/common/permissions/socket_permission.h"
 249 #include "extensions/common/switches.h"
 250 #endif
 251
 252 #if defined(ENABLE_PLUGINS)
 253 #include "chrome/browser/plugins/chrome_content_browser_client_plugins_part.h"
 254 #endif
 255
 256 #if defined(ENABLE_SPELLCHECK)
 257 #include "chrome/browser/spellchecker/spellcheck_message_filter.h"
 258 #endif
 259
 260 #if defined(ENABLE_WEBRTC)
 261 #include "chrome/browser/media/webrtc_logging_handler_host.h"
 262 #endif
 263
 264 using base::FileDescriptor;
 265 using blink::WebWindowFeatures;
 266 using content::AccessTokenStore;
 267 using content::BrowserThread;
 268 using content::BrowserURLHandler;
 269 using content::ChildProcessSecurityPolicy;
 270 using content::QuotaPermissionContext;
 271 using content::RenderFrameHost;
 272 using content::RenderViewHost;
 273 using content::ResourceType;
 274 using content::SiteInstance;
 275 using content::WebContents;
 276 using content::WebPreferences;
 277 using message_center::NotifierId;
 278
 279 #if defined(OS_POSIX)
 280 using content::FileDescriptorInfo;
 281 #endif
 282
 283 #if defined(ENABLE_EXTENSIONS)
 284 using extensions::APIPermission;
 285 using extensions::ChromeContentBrowserClientExtensionsPart;
 286 using extensions::Extension;
 287 using extensions::InfoMap;
 288 using extensions::Manifest;
 289 #endif
 290
 291 #if defined(ENABLE_PLUGINS)
 292 using plugins::ChromeContentBrowserClientPluginsPart;
 293 #endif
 294
 295 namespace {
 296
 297 // Cached version of the locale so we can return the locale on the I/O
 298 // thread.
 299 base::LazyInstance<std::string> g_io_thread_application_locale;
 300
 301 #if defined(ENABLE_PLUGINS)
 302 // TODO(teravest): Add renderer-side API-specific checking for these APIs so
 303 // that blanket permission isn't granted to all dev channel APIs for these.
 304 // http://crbug.com/386743
 305 const char* const kPredefinedAllowedDevChannelOrigins[] = {
 306   "6EAED1924DB611B6EEF2A664BD077BE7EAD33B8F",  // see crbug.com/383937
 307   "4EB74897CB187C7633357C2FE832E0AD6A44883A"   // see crbug.com/383937
 308 };
 309
 310 const char* const kPredefinedAllowedFileHandleOrigins[] = {
 311   "6EAED1924DB611B6EEF2A664BD077BE7EAD33B8F",  // see crbug.com/234789
 312   "4EB74897CB187C7633357C2FE832E0AD6A44883A"   // see crbug.com/234789
 313 };
 314
 315 const char* const kPredefinedAllowedSocketOrigins[] = {
 316   "okddffdblfhhnmhodogpojmfkjmhinfp",  // Test SSH Client
 317   "pnhechapfaindjhompbnflcldabbghjo",  // HTerm App (SSH Client)
 318   "bglhmjfplikpjnfoegeomebmfnkjomhe",  // see crbug.com/122126
 319   "gbchcmhmhahfdphkhkmpfmihenigjmpp",  // Chrome Remote Desktop
 320   "kgngmbheleoaphbjbaiobfdepmghbfah",  // Pre-release Chrome Remote Desktop
 321   "odkaodonbgfohohmklejpjiejmcipmib",  // Dogfood Chrome Remote Desktop
 322   "ojoimpklfciegopdfgeenehpalipignm",  // Chromoting canary
 323   "cbkkbcmdlboombapidmoeolnmdacpkch",  // see crbug.com/129089
 324   "hhnbmknkdabfoieppbbljkhkfjcmcbjh",  // see crbug.com/134099
 325   "mablfbjkhmhkmefkjjacnbaikjkipphg",  // see crbug.com/134099
 326   "pdeelgamlgannhelgoegilelnnojegoh",  // see crbug.com/134099
 327   "cabapfdbkniadpollkckdnedaanlciaj",  // see crbug.com/134099
 328   "mapljbgnjledlpdmlchihnmeclmefbba",  // see crbug.com/134099
 329   "ghbfeebgmiidnnmeobbbaiamklmpbpii",  // see crbug.com/134099
 330   "jdfhpkjeckflbbleddjlpimecpbjdeep",  // see crbug.com/142514
 331   "iabmpiboiopbgfabjmgeedhcmjenhbla",  // see crbug.com/165080
 332   "B7CF8A292249681AF81771650BA4CEEAF19A4560",  // see crbug.com/165080
 333   "7525AF4F66763A70A883C4700529F647B470E4D2",  // see crbug.com/238084
 334   "0B549507088E1564D672F7942EB87CA4DAD73972",  // see crbug.com/238084
 335   "864288364E239573E777D3E0E36864E590E95C74"   // see crbug.com/238084
 336 };
 337 #endif
 338
 339 // Returns a copy of the given url with its host set to given host and path set
 340 // to given path. Other parts of the url will be the same.
 341 GURL ReplaceURLHostAndPath(const GURL& url,
 342                            const std::string& host,
 343                            const std::string& path) {
 344   url::Replacements<char> replacements;
 345   replacements.SetHost(host.c_str(), url::Component(0, host.length()));
 346   replacements.SetPath(path.c_str(), url::Component(0, path.length()));
 347   return url.ReplaceComponents(replacements);
 348 }
 349
 350 // Maps "foo://bar/baz/" to "foo://chrome/bar/baz/".
 351 GURL AddUberHost(const GURL& url) {
 352   const std::string uber_host = chrome::kChromeUIUberHost;
 353   const std::string new_path = url.host() + url.path();
 354
 355   return ReplaceURLHostAndPath(url, uber_host, new_path);
 356 }
 357
 358 // If url->host() is "chrome" and url->path() has characters other than the
 359 // first slash, changes the url from "foo://chrome/bar/" to "foo://bar/" and
 360 // returns true. Otherwise returns false.
 361 bool RemoveUberHost(GURL* url) {
 362   if (url->host() != chrome::kChromeUIUberHost)
 363     return false;
 364
 365   if (url->path().empty() || url->path() == "/")
 366     return false;
 367
 368   const std::string old_path = url->path();
 369
 370   const std::string::size_type separator = old_path.find('/', 1);
 371   std::string new_host;
 372   std::string new_path;
 373   if (separator == std::string::npos) {
 374     new_host = old_path.substr(1);
 375   } else {
 376     new_host = old_path.substr(1, separator - 1);
 377     new_path = old_path.substr(separator);
 378   }
 379
 380   // Do not allow URLs with paths empty before the first slash since we can't
 381   // have an empty host. (e.g "foo://chrome//")
 382   if (new_host.empty())
 383     return false;
 384
 385   *url = ReplaceURLHostAndPath(*url, new_host, new_path);
 386
 387   DCHECK(url->is_valid());
 388
 389   return true;
 390 }
 391
 392 // Handles rewriting Web UI URLs.
 393 bool HandleWebUI(GURL* url, content::BrowserContext* browser_context) {
 394   // Do not handle special URLs such as "about:foo"
 395   if (!url->host().empty()) {
 396     const GURL chrome_url = AddUberHost(*url);
 397
 398     // Handle valid "chrome://chrome/foo" URLs so the reverse handler will
 399     // be called.
 400     if (ChromeWebUIControllerFactory::GetInstance()->UseWebUIForURL(
 401             browser_context, chrome_url))
 402       return true;
 403   }
 404
 405   if (!ChromeWebUIControllerFactory::GetInstance()->UseWebUIForURL(
 406           browser_context, *url))
 407     return false;
 408
 409 #if defined(OS_CHROMEOS)
 410   // Special case : in ChromeOS in Guest mode bookmarks and history are
 411   // disabled for security reasons. New tab page explains the reasons, so
 412   // we redirect user to new tab page.
 413   if (user_manager::UserManager::Get()->IsLoggedInAsGuest()) {
 414     if (url->SchemeIs(content::kChromeUIScheme) &&
 415         (url->DomainIs(chrome::kChromeUIBookmarksHost) ||
 416          url->DomainIs(chrome::kChromeUIHistoryHost))) {
 417       // Rewrite with new tab URL
 418       *url = GURL(chrome::kChromeUINewTabURL);
 419     }
 420   }
 421 #endif
 422
 423   return true;
 424 }
 425
 426 // Reverse URL handler for Web UI. Maps "chrome://chrome/foo/" to
 427 // "chrome://foo/".
 428 bool HandleWebUIReverse(GURL* url, content::BrowserContext* browser_context) {
 429   if (!url->is_valid() || !url->SchemeIs(content::kChromeUIScheme))
 430     return false;
 431
 432   return RemoveUberHost(url);
 433 }
 434
 435 bool CertMatchesFilter(const net::X509Certificate& cert,
 436                        const base::DictionaryValue& filter) {
 437   // TODO(markusheintz): This is the minimal required filter implementation.
 438   // Implement a better matcher.
 439
 440   // An empty filter matches any client certificate since no requirements are
 441   // specified at all.
 442   if (filter.empty())
 443     return true;
 444
 445   std::string common_name;
 446   if (filter.GetString("ISSUER.CN", &common_name) &&
 447       (cert.issuer().common_name == common_name)) {
 448     return true;
 449   }
 450   return false;
 451 }
 452
 453 #if defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_MACOSX)
 454 breakpad::CrashHandlerHostLinux* CreateCrashHandlerHost(
 455     const std::string& process_type) {
 456   base::FilePath dumps_path;
 457   PathService::Get(chrome::DIR_CRASH_DUMPS, &dumps_path);
 458   {
 459     ANNOTATE_SCOPED_MEMORY_LEAK;
 460     bool upload = (getenv(env_vars::kHeadless) == NULL);
 461     breakpad::CrashHandlerHostLinux* crash_handler =
 462         new breakpad::CrashHandlerHostLinux(process_type, dumps_path, upload);
 463     crash_handler->StartUploaderThread();
 464     return crash_handler;
 465   }
 466 }
 467
 468 int GetCrashSignalFD(const base::CommandLine& command_line) {
 469   // Extensions have the same process type as renderers.
 470   if (command_line.HasSwitch(extensions::switches::kExtensionProcess)) {
 471     static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
 472     if (!crash_handler)
 473       crash_handler = CreateCrashHandlerHost("extension");
 474     return crash_handler->GetDeathSignalSocket();
 475   }
 476
 477   std::string process_type =
 478       command_line.GetSwitchValueASCII(switches::kProcessType);
 479
 480   if (process_type == switches::kRendererProcess) {
 481     static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
 482     if (!crash_handler)
 483       crash_handler = CreateCrashHandlerHost(process_type);
 484     return crash_handler->GetDeathSignalSocket();
 485   }
 486
 487   if (process_type == switches::kPluginProcess) {
 488     static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
 489     if (!crash_handler)
 490       crash_handler = CreateCrashHandlerHost(process_type);
 491     return crash_handler->GetDeathSignalSocket();
 492   }
 493
 494   if (process_type == switches::kPpapiPluginProcess) {
 495     static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
 496     if (!crash_handler)
 497       crash_handler = CreateCrashHandlerHost(process_type);
 498     return crash_handler->GetDeathSignalSocket();
 499   }
 500
 501   if (process_type == switches::kGpuProcess) {
 502     static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
 503     if (!crash_handler)
 504       crash_handler = CreateCrashHandlerHost(process_type);
 505     return crash_handler->GetDeathSignalSocket();
 506   }
 507
 508   return -1;
 509 }
 510 #endif  // defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_MACOSX)
 511
 512 #if !defined(OS_CHROMEOS)
 513 GURL GetEffectiveURLForSignin(const GURL& url) {
 514   CHECK(SigninManager::IsWebBasedSigninFlowURL(url));
 515
 516   GURL effective_url(SigninManager::kChromeSigninEffectiveSite);
 517   // Copy the path because the argument to SetPathStr must outlive
 518   // the Replacements object.
 519   const std::string path_copy(url.path());
 520   GURL::Replacements replacements;
 521   replacements.SetPathStr(path_copy);
 522   effective_url = effective_url.ReplaceComponents(replacements);
 523   return effective_url;
 524 }
 525 #endif
 526
 527 void SetApplicationLocaleOnIOThread(const std::string& locale) {
 528   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 529   g_io_thread_application_locale.Get() = locale;
 530 }
 531
 532 void HandleBlockedPopupOnUIThread(const BlockedWindowParams& params) {
 533   // TODO(jochen): This code path should use RenderFrameHosts. See
 534   // http://crbug.com/431769 for details.
 535   RenderViewHost* render_view_host =
 536       RenderViewHost::FromID(params.render_process_id(), params.opener_id());
 537   if (!render_view_host)
 538     return;
 539   WebContents* tab = WebContents::FromRenderViewHost(render_view_host);
 540   // The tab might already have navigated away.
 541   if (!tab || tab->GetRenderViewHost() != render_view_host)
 542     return;
 543
 544   prerender::PrerenderContents* prerender_contents =
 545       prerender::PrerenderContents::FromWebContents(tab);
 546   if (prerender_contents) {
 547     prerender_contents->Destroy(prerender::FINAL_STATUS_CREATE_NEW_WINDOW);
 548     return;
 549   }
 550
 551   PopupBlockerTabHelper* popup_helper =
 552       PopupBlockerTabHelper::FromWebContents(tab);
 553   if (!popup_helper)
 554     return;
 555   popup_helper->AddBlockedPopup(params);
 556 }
 557
 558 #if defined(OS_ANDROID)
 559
 560 void HandleSingleTabModeBlockOnUIThread(const BlockedWindowParams& params) {
 561   WebContents* web_contents =
 562       tab_util::GetWebContentsByID(params.render_process_id(),
 563                                    params.opener_id());
 564   if (!web_contents)
 565     return;
 566
 567   SingleTabModeTabHelper::FromWebContents(web_contents)->HandleOpenUrl(params);
 568 }
 569
 570 float GetDeviceScaleAdjustment() {
 571   static const float kMinFSM = 1.05f;
 572   static const int kWidthForMinFSM = 320;
 573   static const float kMaxFSM = 1.3f;
 574   static const int kWidthForMaxFSM = 800;
 575
 576   gfx::DeviceDisplayInfo info;
 577   int minWidth = info.GetSmallestDIPWidth();
 578
 579   if (minWidth <= kWidthForMinFSM)
 580     return kMinFSM;
 581   if (minWidth >= kWidthForMaxFSM)
 582     return kMaxFSM;
 583
 584   // The font scale multiplier varies linearly between kMinFSM and kMaxFSM.
 585   float ratio = static_cast<float>(minWidth - kWidthForMinFSM) /
 586       (kWidthForMaxFSM - kWidthForMinFSM);
 587   return ratio * (kMaxFSM - kMinFSM) + kMinFSM;
 588 }
 589
 590 #endif  // defined(OS_ANDROID)
 591
 592 #if defined(ENABLE_EXTENSIONS)
 593 // By default, JavaScript and images are enabled in guest content.
 594 void GetGuestViewDefaultContentSettingRules(
 595     bool incognito,
 596     RendererContentSettingRules* rules) {
 597   rules->image_rules.push_back(
 598       ContentSettingPatternSource(ContentSettingsPattern::Wildcard(),
 599                                   ContentSettingsPattern::Wildcard(),
 600                                   CONTENT_SETTING_ALLOW,
 601                                   std::string(),
 602                                   incognito));
 603
 604   rules->script_rules.push_back(
 605       ContentSettingPatternSource(ContentSettingsPattern::Wildcard(),
 606                                   ContentSettingsPattern::Wildcard(),
 607                                   CONTENT_SETTING_ALLOW,
 608                                   std::string(),
 609                                   incognito));
 610 }
 611 #endif  // defined(ENALBE_EXTENSIONS)
 612
 613 content::PermissionStatus
 614 ContentSettingToPermissionStatus(ContentSetting setting) {
 615   switch (setting) {
 616     case CONTENT_SETTING_ALLOW:
 617     case CONTENT_SETTING_SESSION_ONLY:
 618       return content::PERMISSION_STATUS_GRANTED;
 619     case CONTENT_SETTING_BLOCK:
 620       return content::PERMISSION_STATUS_DENIED;
 621     case CONTENT_SETTING_ASK:
 622       return content::PERMISSION_STATUS_ASK;
 623     case CONTENT_SETTING_DETECT_IMPORTANT_CONTENT:
 624     case CONTENT_SETTING_DEFAULT:
 625     case CONTENT_SETTING_NUM_SETTINGS:
 626       break;
 627   }
 628   NOTREACHED();
 629   return content::PERMISSION_STATUS_DENIED;
 630 }
 631
 632 PermissionContextBase* GetPermissionContext(Profile* profile,
 633     content::PermissionType permission) {
 634   switch (permission) {
 635     case content::PERMISSION_MIDI_SYSEX:
 636       return MidiPermissionContextFactory::GetForProfile(profile);
 637     case content::PERMISSION_NOTIFICATIONS:
 638 #if defined(ENABLE_NOTIFICATIONS)
 639       return DesktopNotificationServiceFactory::GetForProfile(profile);
 640 #else
 641       NOTIMPLEMENTED();
 642       break;
 643 #endif
 644     case content::PERMISSION_GEOLOCATION:
 645       return GeolocationPermissionContextFactory::GetForProfile(profile);
 646     case content::PERMISSION_PROTECTED_MEDIA_IDENTIFIER:
 647 #if defined(OS_ANDROID) || defined(OS_CHROMEOS)
 648       return ProtectedMediaIdentifierPermissionContextFactory::GetForProfile(
 649           profile);
 650 #else
 651       NOTIMPLEMENTED();
 652       break;
 653 #endif
 654     case content::PERMISSION_PUSH_MESSAGING:
 655       return PushMessagingPermissionContextFactory::GetForProfile(profile);
 656     case content::PERMISSION_NUM:
 657       NOTREACHED() << "Invalid RequestPermission for " << permission;
 658       break;
 659   }
 660   return nullptr;
 661 }
 662
 663 // Helper method to translate from Permissions to ContentSettings
 664 ContentSettingsType PermissionToContentSetting(
 665     content::PermissionType permission) {
 666   switch (permission) {
 667     case content::PERMISSION_MIDI_SYSEX:
 668       return CONTENT_SETTINGS_TYPE_MIDI_SYSEX;
 669     case content::PERMISSION_PUSH_MESSAGING:
 670       return CONTENT_SETTINGS_TYPE_PUSH_MESSAGING;
 671     case content::PERMISSION_NOTIFICATIONS:
 672       return CONTENT_SETTINGS_TYPE_NOTIFICATIONS;
 673     case content::PERMISSION_GEOLOCATION:
 674       return CONTENT_SETTINGS_TYPE_GEOLOCATION;
 675 #if defined(OS_ANDROID) || defined(OS_CHROMEOS)
 676     case content::PERMISSION_PROTECTED_MEDIA_IDENTIFIER:
 677       return CONTENT_SETTINGS_TYPE_PROTECTED_MEDIA_IDENTIFIER;
 678 #endif
 679     default:
 680       NOTREACHED() << "Unknown content setting for permission " << permission;
 681       return CONTENT_SETTINGS_TYPE_DEFAULT;
 682   }
 683 }
 684
 685 void OnRequestPermission(
 686     const base::Callback<void(content::PermissionStatus)>& callback,
 687     ContentSetting content_setting) {
 688   callback.Run(ContentSettingToPermissionStatus(content_setting));
 689 }
 690
 691 }  // namespace
 692
 693 namespace chrome {
 694
 695 ChromeContentBrowserClient::ChromeContentBrowserClient()
 696     :
 697 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 698       v8_natives_fd_(-1),
 699       v8_snapshot_fd_(-1),
 700 #endif  // OS_POSIX && !OS_MACOSX
 701       weak_factory_(this) {
 702 #if defined(ENABLE_PLUGINS)
 703   for (size_t i = 0; i < arraysize(kPredefinedAllowedDevChannelOrigins); ++i)
 704     allowed_dev_channel_origins_.insert(kPredefinedAllowedDevChannelOrigins[i]);
 705   for (size_t i = 0; i < arraysize(kPredefinedAllowedFileHandleOrigins); ++i)
 706     allowed_file_handle_origins_.insert(kPredefinedAllowedFileHandleOrigins[i]);
 707   for (size_t i = 0; i < arraysize(kPredefinedAllowedSocketOrigins); ++i)
 708     allowed_socket_origins_.insert(kPredefinedAllowedSocketOrigins[i]);
 709
 710   extra_parts_.push_back(new ChromeContentBrowserClientPluginsPart);
 711 #endif
 712
 713 #if !defined(OS_ANDROID)
 714   TtsExtensionEngine* tts_extension_engine = TtsExtensionEngine::GetInstance();
 715   TtsController::GetInstance()->SetTtsEngineDelegate(tts_extension_engine);
 716 #endif
 717
 718 #if defined(ENABLE_EXTENSIONS)
 719   extra_parts_.push_back(new ChromeContentBrowserClientExtensionsPart);
 720 #endif
 721 }
 722
 723 ChromeContentBrowserClient::~ChromeContentBrowserClient() {
 724   for (int i = static_cast<int>(extra_parts_.size()) - 1; i >= 0; --i)
 725     delete extra_parts_[i];
 726   extra_parts_.clear();
 727 }
 728
 729 // static
 730 void ChromeContentBrowserClient::RegisterProfilePrefs(
 731     user_prefs::PrefRegistrySyncable* registry) {
 732   registry->RegisterBooleanPref(
 733       prefs::kDisable3DAPIs,
 734       false,
 735       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 736   registry->RegisterBooleanPref(
 737       prefs::kEnableHyperlinkAuditing,
 738       true,
 739       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 740   registry->RegisterListPref(
 741       prefs::kEnableDeprecatedWebPlatformFeatures,
 742       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 743 }
 744
 745 // static
 746 void ChromeContentBrowserClient::SetApplicationLocale(
 747     const std::string& locale) {
 748   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 749
 750   // This object is guaranteed to outlive all threads so we don't have to
 751   // worry about the lack of refcounting and can just post as Unretained.
 752   //
 753   // The common case is that this function is called early in Chrome startup
 754   // before any threads are created (it will also be called later if the user
 755   // changes the pref). In this case, there will be no threads created and
 756   // posting will fail. When there are no threads, we can just set the string
 757   // without worrying about threadsafety.
 758   if (!BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
 759           base::Bind(&SetApplicationLocaleOnIOThread, locale))) {
 760     g_io_thread_application_locale.Get() = locale;
 761   }
 762 }
 763
 764 content::BrowserMainParts* ChromeContentBrowserClient::CreateBrowserMainParts(
 765     const content::MainFunctionParams& parameters) {
 766   ChromeBrowserMainParts* main_parts;
 767   // Construct the Main browser parts based on the OS type.
 768 #if defined(OS_WIN)
 769   main_parts = new ChromeBrowserMainPartsWin(parameters);
 770 #elif defined(OS_MACOSX)
 771   main_parts = new ChromeBrowserMainPartsMac(parameters);
 772 #elif defined(OS_CHROMEOS)
 773   main_parts = new chromeos::ChromeBrowserMainPartsChromeos(parameters);
 774 #elif defined(OS_LINUX)
 775   main_parts = new ChromeBrowserMainPartsLinux(parameters);
 776 #elif defined(OS_ANDROID)
 777   main_parts = new ChromeBrowserMainPartsAndroid(parameters);
 778 #elif defined(OS_POSIX)
 779   main_parts = new ChromeBrowserMainPartsPosix(parameters);
 780 #else
 781   NOTREACHED();
 782   main_parts = new ChromeBrowserMainParts(parameters);
 783 #endif
 784
 785   chrome::AddProfilesExtraParts(main_parts);
 786
 787   // Construct additional browser parts. Stages are called in the order in
 788   // which they are added.
 789 #if defined(TOOLKIT_VIEWS)
 790   main_parts->AddParts(new ChromeBrowserMainExtraPartsViews());
 791 #endif
 792
 793 // TODO(oshima): Athena on chrome currently requires USE_ASH to build.
 794 // We should reduce the dependency as much as possible.
 795 #if defined(USE_ASH)
 796   main_parts->AddParts(new ChromeBrowserMainExtraPartsAsh());
 797 #endif
 798
 799 #if defined(USE_AURA)
 800   main_parts->AddParts(new ChromeBrowserMainExtraPartsAura());
 801 #endif
 802
 803 #if defined(USE_X11)
 804   main_parts->AddParts(new ChromeBrowserMainExtraPartsX11());
 805 #endif
 806
 807   chrome::AddMetricsExtraParts(main_parts);
 808
 809   return main_parts;
 810 }
 811
 812 std::string ChromeContentBrowserClient::GetStoragePartitionIdForSite(
 813     content::BrowserContext* browser_context,
 814     const GURL& site) {
 815   std::string partition_id;
 816
 817   // The partition ID for webview guest processes is the string value of its
 818   // SiteInstance URL - "chrome-guest://app_id/persist?partition".
 819   if (site.SchemeIs(content::kGuestScheme)) {
 820     partition_id = site.spec();
 821   } else if (site.GetOrigin().spec() == kChromeUIChromeSigninURL) {
 822     // Chrome signin page has an embedded iframe of extension and web content,
 823     // thus it must be isolated from other webUI pages.
 824     partition_id = site.GetOrigin().spec();
 825   }
 826
 827   DCHECK(IsValidStoragePartitionId(browser_context, partition_id));
 828   return partition_id;
 829 }
 830
 831 bool ChromeContentBrowserClient::IsValidStoragePartitionId(
 832     content::BrowserContext* browser_context,
 833     const std::string& partition_id) {
 834   // The default ID is empty and is always valid.
 835   if (partition_id.empty())
 836     return true;
 837
 838   return GURL(partition_id).is_valid();
 839 }
 840
 841 void ChromeContentBrowserClient::GetStoragePartitionConfigForSite(
 842     content::BrowserContext* browser_context,
 843     const GURL& site,
 844     bool can_be_default,
 845     std::string* partition_domain,
 846     std::string* partition_name,
 847     bool* in_memory) {
 848   // Default to the browser-wide storage partition and override based on |site|
 849   // below.
 850   partition_domain->clear();
 851   partition_name->clear();
 852   *in_memory = false;
 853
 854   bool success = false;
 855 #if defined(ENABLE_EXTENSIONS)
 856   success = extensions::WebViewGuest::GetGuestPartitionConfigForSite(
 857       site, partition_domain, partition_name, in_memory);
 858
 859   if (!success && site.SchemeIs(extensions::kExtensionScheme)) {
 860     // If |can_be_default| is false, the caller is stating that the |site|
 861     // should be parsed as if it had isolated storage. In particular it is
 862     // important to NOT check ExtensionService for the is_storage_isolated()
 863     // attribute because this code path is run during Extension uninstall
 864     // to do cleanup after the Extension has already been unloaded from the
 865     // ExtensionService.
 866     bool is_isolated = !can_be_default;
 867     if (can_be_default) {
 868       if (extensions::util::SiteHasIsolatedStorage(site, browser_context))
 869         is_isolated = true;
 870     }
 871
 872     if (is_isolated) {
 873       CHECK(site.has_host());
 874       // For extensions with isolated storage, the the host of the |site| is
 875       // the |partition_domain|. The |in_memory| and |partition_name| are only
 876       // used in guest schemes so they are cleared here.
 877       *partition_domain = site.host();
 878       *in_memory = false;
 879       partition_name->clear();
 880     }
 881     success = true;
 882   }
 883 #endif
 884
 885   if (!success && (site.GetOrigin().spec() == kChromeUIChromeSigninURL)) {
 886     // Chrome signin page has an embedded iframe of extension and web content,
 887     // thus it must be isolated from other webUI pages.
 888     *partition_domain = chrome::kChromeUIChromeSigninHost;
 889   }
 890
 891   // Assert that if |can_be_default| is false, the code above must have found a
 892   // non-default partition.  If this fails, the caller has a serious logic
 893   // error about which StoragePartition they expect to be in and it is not
 894   // safe to continue.
 895   CHECK(can_be_default || !partition_domain->empty());
 896 }
 897
 898 content::WebContentsViewDelegate*
 899     ChromeContentBrowserClient::GetWebContentsViewDelegate(
 900         content::WebContents* web_contents) {
 901   return chrome::CreateWebContentsViewDelegate(web_contents);
 902 }
 903
 904 void ChromeContentBrowserClient::RenderProcessWillLaunch(
 905     content::RenderProcessHost* host) {
 906   int id = host->GetID();
 907   Profile* profile = Profile::FromBrowserContext(host->GetBrowserContext());
 908   net::URLRequestContextGetter* context =
 909       profile->GetRequestContextForRenderProcess(id);
 910
 911   host->AddFilter(new ChromeRenderMessageFilter(id, profile));
 912 #if defined(ENABLE_EXTENSIONS)
 913   host->AddFilter(new cast::CastTransportHostFilter);
 914 #endif
 915 #if defined(ENABLE_PRINTING)
 916   host->AddFilter(new printing::PrintingMessageFilter(id, profile));
 917 #endif
 918   host->AddFilter(new SearchProviderInstallStateMessageFilter(id, profile));
 919 #if defined(ENABLE_SPELLCHECK)
 920   host->AddFilter(new SpellCheckMessageFilter(id));
 921 #endif
 922 #if defined(OS_MACOSX)
 923   host->AddFilter(new SpellCheckMessageFilterMac(id));
 924 #endif
 925   host->AddFilter(new ChromeNetBenchmarkingMessageFilter(profile, context));
 926   host->AddFilter(new prerender::PrerenderMessageFilter(id, profile));
 927   host->AddFilter(new TtsMessageFilter(id, host->GetBrowserContext()));
 928 #if defined(ENABLE_WEBRTC)
 929   WebRtcLoggingHandlerHost* webrtc_logging_handler_host =
 930       new WebRtcLoggingHandlerHost(profile);
 931   host->SetWebRtcLogMessageCallback(base::Bind(
 932       &WebRtcLoggingHandlerHost::LogMessage, webrtc_logging_handler_host));
 933   host->AddFilter(webrtc_logging_handler_host);
 934   host->SetUserData(host, new base::UserDataAdapter<WebRtcLoggingHandlerHost>(
 935       webrtc_logging_handler_host));
 936 #endif
 937 #if !defined(DISABLE_NACL)
 938   host->AddFilter(new nacl::NaClHostMessageFilter(
 939       id, profile->IsOffTheRecord(),
 940       profile->GetPath(),
 941       context));
 942 #endif
 943 #if defined(OS_ANDROID)
 944   host->AddFilter(new cdm::CdmMessageFilterAndroid());
 945 #endif
 946   if (switches::IsEnableAccountConsistency())
 947     host->AddFilter(new PrincipalsMessageFilter(id));
 948
 949   DataReductionProxyChromeSettings* data_reduction_proxy_settings =
 950       DataReductionProxyChromeSettingsFactory::GetForBrowserContext(profile);
 951   host->AddFilter(new data_reduction_proxy::DataReductionProxyMessageFilter(
 952       data_reduction_proxy_settings));
 953
 954   host->Send(new ChromeViewMsg_SetIsIncognitoProcess(
 955       profile->IsOffTheRecord()));
 956
 957   for (size_t i = 0; i < extra_parts_.size(); ++i)
 958     extra_parts_[i]->RenderProcessWillLaunch(host);
 959
 960   RendererContentSettingRules rules;
 961   if (host->IsIsolatedGuest()) {
 962 #if defined(ENABLE_EXTENSIONS)
 963     GetGuestViewDefaultContentSettingRules(profile->IsOffTheRecord(), &rules);
 964 #else
 965     NOTREACHED();
 966 #endif
 967   } else {
 968     GetRendererContentSettingRules(
 969         profile->GetHostContentSettingsMap(), &rules);
 970   }
 971   host->Send(new ChromeViewMsg_SetContentSettingRules(rules));
 972 }
 973
 974 GURL ChromeContentBrowserClient::GetEffectiveURL(
 975     content::BrowserContext* browser_context, const GURL& url) {
 976   Profile* profile = Profile::FromBrowserContext(browser_context);
 977   if (!profile)
 978     return url;
 979
 980   // If the input |url| should be assigned to the Instant renderer, make its
 981   // effective URL distinct from other URLs on the search provider's domain.
 982   if (chrome::ShouldAssignURLToInstantRenderer(url, profile))
 983     return chrome::GetEffectiveURLForInstant(url, profile);
 984
 985 #if !defined(OS_CHROMEOS)
 986   // If the input |url| should be assigned to the Signin renderer, make its
 987   // effective URL distinct from other URLs on the signin service's domain.
 988   // Note that the signin renderer will be allowed to sign the user in to
 989   // Chrome.
 990   if (SigninManager::IsWebBasedSigninFlowURL(url))
 991     return GetEffectiveURLForSignin(url);
 992 #endif
 993
 994 #if defined(ENABLE_EXTENSIONS)
 995   return ChromeContentBrowserClientExtensionsPart::GetEffectiveURL(
 996       profile, url);
 997 #else
 998   return url;
 999 #endif
1000 }
1001
1002 bool ChromeContentBrowserClient::ShouldUseProcessPerSite(
1003     content::BrowserContext* browser_context, const GURL& effective_url) {
1004   // Non-extension, non-Instant URLs should generally use
1005   // process-per-site-instance.  Because we expect to use the effective URL,
1006   // URLs for hosted apps (apart from bookmark apps) should have an extension
1007   // scheme by now.
1008
1009   Profile* profile = Profile::FromBrowserContext(browser_context);
1010   if (!profile)
1011     return false;
1012
1013   if (chrome::ShouldUseProcessPerSiteForInstantURL(effective_url, profile))
1014     return true;
1015
1016 #if !defined(OS_CHROMEOS)
1017   if (SigninManager::IsWebBasedSigninFlowURL(effective_url))
1018     return true;
1019 #endif
1020
1021 #if defined(ENABLE_EXTENSIONS)
1022   return ChromeContentBrowserClientExtensionsPart::ShouldUseProcessPerSite(
1023       profile, effective_url);
1024 #else
1025   return false;
1026 #endif
1027 }
1028
1029 // These are treated as WebUI schemes but do not get WebUI bindings. Also,
1030 // view-source is allowed for these schemes.
1031 void ChromeContentBrowserClient::GetAdditionalWebUISchemes(
1032     std::vector<std::string>* additional_schemes) {
1033   additional_schemes->push_back(chrome::kChromeSearchScheme);
1034   additional_schemes->push_back(dom_distiller::kDomDistillerScheme);
1035 }
1036
1037 void ChromeContentBrowserClient::GetAdditionalWebUIHostsToIgnoreParititionCheck(
1038     std::vector<std::string>* hosts) {
1039   hosts->push_back(chrome::kChromeUIExtensionIconHost);
1040   hosts->push_back(chrome::kChromeUIFaviconHost);
1041   hosts->push_back(chrome::kChromeUIThemeHost);
1042   hosts->push_back(chrome::kChromeUIThumbnailHost);
1043   hosts->push_back(chrome::kChromeUIThumbnailHost2);
1044   hosts->push_back(chrome::kChromeUIThumbnailListHost);
1045 }
1046
1047 net::URLRequestContextGetter*
1048 ChromeContentBrowserClient::CreateRequestContext(
1049     content::BrowserContext* browser_context,
1050     content::ProtocolHandlerMap* protocol_handlers,
1051     content::URLRequestInterceptorScopedVector request_interceptors) {
1052   Profile* profile = Profile::FromBrowserContext(browser_context);
1053   return profile->CreateRequestContext(protocol_handlers,
1054                                        request_interceptors.Pass());
1055 }
1056
1057 net::URLRequestContextGetter*
1058 ChromeContentBrowserClient::CreateRequestContextForStoragePartition(
1059     content::BrowserContext* browser_context,
1060     const base::FilePath& partition_path,
1061     bool in_memory,
1062     content::ProtocolHandlerMap* protocol_handlers,
1063     content::URLRequestInterceptorScopedVector request_interceptors) {
1064   Profile* profile = Profile::FromBrowserContext(browser_context);
1065   return profile->CreateRequestContextForStoragePartition(
1066       partition_path,
1067       in_memory,
1068       protocol_handlers,
1069       request_interceptors.Pass());
1070 }
1071
1072 bool ChromeContentBrowserClient::IsHandledURL(const GURL& url) {
1073   return ProfileIOData::IsHandledURL(url);
1074 }
1075
1076 bool ChromeContentBrowserClient::CanCommitURL(
1077     content::RenderProcessHost* process_host,
1078     const GURL& url) {
1079 #if defined(ENABLE_EXTENSIONS)
1080   return ChromeContentBrowserClientExtensionsPart::CanCommitURL(
1081       process_host, url);
1082 #else
1083   return true;
1084 #endif
1085 }
1086
1087 bool ChromeContentBrowserClient::ShouldAllowOpenURL(
1088     content::SiteInstance* site_instance, const GURL& url) {
1089   GURL from_url = site_instance->GetSiteURL();
1090
1091 #if defined(ENABLE_EXTENSIONS)
1092   bool result;
1093   if (ChromeContentBrowserClientExtensionsPart::ShouldAllowOpenURL(
1094       site_instance, from_url, url, &result))
1095     return result;
1096 #endif
1097
1098   // Do not allow chrome://chrome-signin navigate to other chrome:// URLs, since
1099   // the signin page may host untrusted web content.
1100   if (from_url.GetOrigin().spec() == chrome::kChromeUIChromeSigninURL &&
1101       url.SchemeIs(content::kChromeUIScheme) &&
1102       url.host() != chrome::kChromeUIChromeSigninHost) {
1103     VLOG(1) << "Blocked navigation to " << url.spec() << " from "
1104             << chrome::kChromeUIChromeSigninURL;
1105     return false;
1106   }
1107
1108   return true;
1109 }
1110
1111 bool ChromeContentBrowserClient::IsSuitableHost(
1112     content::RenderProcessHost* process_host,
1113     const GURL& site_url) {
1114   Profile* profile =
1115       Profile::FromBrowserContext(process_host->GetBrowserContext());
1116   // This may be NULL during tests. In that case, just assume any site can
1117   // share any host.
1118   if (!profile)
1119     return true;
1120
1121   // Instant URLs should only be in the instant process and instant process
1122   // should only have Instant URLs.
1123   InstantService* instant_service =
1124       InstantServiceFactory::GetForProfile(profile);
1125   if (instant_service) {
1126     bool is_instant_process = instant_service->IsInstantProcess(
1127         process_host->GetID());
1128     bool should_be_in_instant_process =
1129         chrome::ShouldAssignURLToInstantRenderer(site_url, profile);
1130     if (is_instant_process || should_be_in_instant_process)
1131       return is_instant_process && should_be_in_instant_process;
1132   }
1133
1134 #if !defined(OS_CHROMEOS)
1135   SigninClient* signin_client =
1136       ChromeSigninClientFactory::GetForProfile(profile);
1137   if (signin_client && signin_client->IsSigninProcess(process_host->GetID()))
1138     return SigninManager::IsWebBasedSigninFlowURL(site_url);
1139 #endif
1140
1141 #if defined(ENABLE_EXTENSIONS)
1142   return ChromeContentBrowserClientExtensionsPart::IsSuitableHost(
1143       profile, process_host, site_url);
1144 #else
1145   return true;
1146 #endif
1147 }
1148
1149 bool ChromeContentBrowserClient::MayReuseHost(
1150     content::RenderProcessHost* process_host) {
1151   // If there is currently a prerender in progress for the host provided,
1152   // it may not be shared. We require prerenders to be by themselves in a
1153   // separate process so that we can monitor their resource usage.
1154   Profile* profile = Profile::FromBrowserContext(
1155       process_host->GetBrowserContext());
1156   prerender::PrerenderManager* prerender_manager =
1157       prerender::PrerenderManagerFactory::GetForProfile(profile);
1158   if (prerender_manager &&
1159       !prerender_manager->MayReuseProcessHost(process_host)) {
1160     return false;
1161   }
1162
1163   return true;
1164 }
1165
1166 bool ChromeContentBrowserClient::ShouldTryToUseExistingProcessHost(
1167     content::BrowserContext* browser_context, const GURL& url) {
1168   // It has to be a valid URL for us to check for an extension.
1169   if (!url.is_valid())
1170     return false;
1171
1172 #if defined(ENABLE_EXTENSIONS)
1173   Profile* profile = Profile::FromBrowserContext(browser_context);
1174   return ChromeContentBrowserClientExtensionsPart::
1175       ShouldTryToUseExistingProcessHost(
1176           profile, url);
1177 #else
1178   return false;
1179 #endif
1180 }
1181
1182 void ChromeContentBrowserClient::SiteInstanceGotProcess(
1183     SiteInstance* site_instance) {
1184   CHECK(site_instance->HasProcess());
1185
1186   Profile* profile = Profile::FromBrowserContext(
1187       site_instance->GetBrowserContext());
1188   if (!profile)
1189     return;
1190
1191   // Remember the ID of the Instant process to signal the renderer process
1192   // on startup in |AppendExtraCommandLineSwitches| below.
1193   if (chrome::ShouldAssignURLToInstantRenderer(
1194           site_instance->GetSiteURL(), profile)) {
1195     InstantService* instant_service =
1196         InstantServiceFactory::GetForProfile(profile);
1197     if (instant_service)
1198       instant_service->AddInstantProcess(site_instance->GetProcess()->GetID());
1199   }
1200
1201 #if !defined(OS_CHROMEOS)
1202   // We only expect there to be one signin process as we use process-per-site
1203   // for signin URLs. The signin process will be cleared from SigninManager
1204   // when the renderer is destroyed.
1205   if (SigninManager::IsWebBasedSigninFlowURL(site_instance->GetSiteURL())) {
1206     SigninClient* signin_client =
1207         ChromeSigninClientFactory::GetForProfile(profile);
1208     if (signin_client)
1209       signin_client->SetSigninProcess(site_instance->GetProcess()->GetID());
1210 #if defined(ENABLE_EXTENSIONS)
1211     ChromeContentBrowserClientExtensionsPart::SetSigninProcess(site_instance);
1212 #endif
1213   }
1214 #endif
1215
1216   for (size_t i = 0; i < extra_parts_.size(); ++i)
1217     extra_parts_[i]->SiteInstanceGotProcess(site_instance);
1218 }
1219
1220 void ChromeContentBrowserClient::SiteInstanceDeleting(
1221     SiteInstance* site_instance) {
1222   if (!site_instance->HasProcess())
1223     return;
1224
1225   for (size_t i = 0; i < extra_parts_.size(); ++i)
1226     extra_parts_[i]->SiteInstanceDeleting(site_instance);
1227 }
1228
1229 bool ChromeContentBrowserClient::ShouldSwapBrowsingInstancesForNavigation(
1230     SiteInstance* site_instance,
1231     const GURL& current_url,
1232     const GURL& new_url) {
1233 #if defined(ENABLE_EXTENSIONS)
1234   return ChromeContentBrowserClientExtensionsPart::
1235       ShouldSwapBrowsingInstancesForNavigation(
1236           site_instance, current_url, new_url);
1237 #else
1238   return false;
1239 #endif
1240 }
1241
1242 bool ChromeContentBrowserClient::ShouldSwapProcessesForRedirect(
1243     content::ResourceContext* resource_context, const GURL& current_url,
1244     const GURL& new_url) {
1245 #if defined(ENABLE_EXTENSIONS)
1246   return ChromeContentBrowserClientExtensionsPart::
1247       ShouldSwapProcessesForRedirect(resource_context, current_url, new_url);
1248 #else
1249   return false;
1250 #endif
1251 }
1252
1253 bool ChromeContentBrowserClient::ShouldAssignSiteForURL(const GURL& url) {
1254   return !url.SchemeIs(chrome::kChromeNativeScheme);
1255 }
1256
1257 std::string ChromeContentBrowserClient::GetCanonicalEncodingNameByAliasName(
1258     const std::string& alias_name) {
1259   return CharacterEncoding::GetCanonicalEncodingNameByAliasName(alias_name);
1260 }
1261
1262 namespace {
1263
1264 bool IsAutoReloadEnabled() {
1265   // Fetch the field trial, even though we don't use it. Calling FindFullName()
1266   // causes the field-trial mechanism to report which group we're in, which
1267   // might reflect a hard disable or hard enable via flag, both of which have
1268   // their own field trial groups. This lets us know what percentage of users
1269   // manually enable or disable auto-reload.
1270   std::string group = base::FieldTrialList::FindFullName(
1271       "AutoReloadExperiment");
1272   const base::CommandLine& browser_command_line =
1273       *base::CommandLine::ForCurrentProcess();
1274   if (browser_command_line.HasSwitch(switches::kEnableOfflineAutoReload))
1275     return true;
1276   if (browser_command_line.HasSwitch(switches::kDisableOfflineAutoReload))
1277     return false;
1278   return true;
1279 }
1280
1281 bool IsAutoReloadVisibleOnlyEnabled() {
1282   // See the block comment in IsAutoReloadEnabled().
1283   std::string group = base::FieldTrialList::FindFullName(
1284       "AutoReloadVisibleOnlyExperiment");
1285   const base::CommandLine& browser_command_line =
1286       *base::CommandLine::ForCurrentProcess();
1287   if (browser_command_line.HasSwitch(
1288       switches::kEnableOfflineAutoReloadVisibleOnly)) {
1289     return true;
1290   }
1291   if (browser_command_line.HasSwitch(
1292       switches::kDisableOfflineAutoReloadVisibleOnly)) {
1293     return false;
1294   }
1295   return true;
1296 }
1297
1298 }  // namespace
1299
1300 void ChromeContentBrowserClient::AppendExtraCommandLineSwitches(
1301     base::CommandLine* command_line,
1302     int child_process_id) {
1303 #if defined(OS_POSIX)
1304   if (breakpad::IsCrashReporterEnabled()) {
1305     scoped_ptr<metrics::ClientInfo> client_info =
1306         GoogleUpdateSettings::LoadMetricsClientInfo();
1307     command_line->AppendSwitchASCII(switches::kEnableCrashReporter,
1308                                     client_info ? client_info->client_id
1309                                                 : std::string());
1310   }
1311 #endif  // defined(OS_POSIX)
1312
1313   if (logging::DialogsAreSuppressed())
1314     command_line->AppendSwitch(switches::kNoErrorDialogs);
1315
1316   std::string process_type =
1317       command_line->GetSwitchValueASCII(switches::kProcessType);
1318   const base::CommandLine& browser_command_line =
1319       *base::CommandLine::ForCurrentProcess();
1320
1321   static const char* const kCommonSwitchNames[] = {
1322     switches::kUserAgent,
1323     switches::kUserDataDir,  // Make logs go to the right file.
1324   };
1325   command_line->CopySwitchesFrom(browser_command_line, kCommonSwitchNames,
1326                                  arraysize(kCommonSwitchNames));
1327
1328 #if defined(ENABLE_IPC_FUZZER)
1329   static const char* const kIpcFuzzerSwitches[] = {
1330     switches::kIpcFuzzerTestcase,
1331   };
1332   command_line->CopySwitchesFrom(browser_command_line, kIpcFuzzerSwitches,
1333                                  arraysize(kIpcFuzzerSwitches));
1334 #endif
1335
1336 #if defined(OS_CHROMEOS)
1337   // On Chrome OS need to pass primary user homedir (in multi-profiles session).
1338   base::FilePath homedir;
1339   PathService::Get(base::DIR_HOME, &homedir);
1340   command_line->AppendSwitchASCII(chromeos::switches::kHomedir,
1341                                   homedir.value().c_str());
1342 #endif
1343
1344   if (process_type == switches::kRendererProcess) {
1345     content::RenderProcessHost* process =
1346         content::RenderProcessHost::FromID(child_process_id);
1347     Profile* profile =
1348         process ? Profile::FromBrowserContext(process->GetBrowserContext())
1349                 : NULL;
1350     for (size_t i = 0; i < extra_parts_.size(); ++i) {
1351       extra_parts_[i]->AppendExtraRendererCommandLineSwitches(
1352           command_line, process, profile);
1353     }
1354
1355 #if defined(OS_CHROMEOS)
1356     const std::string& login_profile =
1357         browser_command_line.GetSwitchValueASCII(
1358             chromeos::switches::kLoginProfile);
1359     if (!login_profile.empty())
1360       command_line->AppendSwitchASCII(
1361           chromeos::switches::kLoginProfile, login_profile);
1362 #endif
1363
1364 #if defined(ENABLE_WEBRTC)
1365     MaybeCopyDisableWebRtcEncryptionSwitch(command_line,
1366                                            browser_command_line,
1367                                            VersionInfo::GetChannel());
1368 #endif
1369
1370     if (process) {
1371       PrefService* prefs = profile->GetPrefs();
1372       // Currently this pref is only registered if applied via a policy.
1373       if (prefs->HasPrefPath(prefs::kDisable3DAPIs) &&
1374           prefs->GetBoolean(prefs::kDisable3DAPIs)) {
1375         // Turn this policy into a command line switch.
1376         command_line->AppendSwitch(switches::kDisable3DAPIs);
1377       }
1378
1379       const base::ListValue* switches =
1380           prefs->GetList(prefs::kEnableDeprecatedWebPlatformFeatures);
1381       if (switches) {
1382         // Enable any deprecated features that have been re-enabled by policy.
1383         for (base::ListValue::const_iterator it = switches->begin();
1384              it != switches->end(); ++it) {
1385           std::string switch_to_enable;
1386           if ((*it)->GetAsString(&switch_to_enable))
1387             command_line->AppendSwitch(switch_to_enable);
1388         }
1389       }
1390
1391       // Disable client-side phishing detection in the renderer if it is
1392       // disabled in the Profile preferences or the browser process.
1393       if (!prefs->GetBoolean(prefs::kSafeBrowsingEnabled) ||
1394           !g_browser_process->safe_browsing_detection_service()) {
1395         command_line->AppendSwitch(
1396             switches::kDisableClientSidePhishingDetection);
1397       }
1398
1399       if (prefs->GetBoolean(prefs::kPrintPreviewDisabled))
1400         command_line->AppendSwitch(switches::kDisablePrintPreview);
1401
1402       InstantService* instant_service =
1403           InstantServiceFactory::GetForProfile(profile);
1404       if (instant_service &&
1405           instant_service->IsInstantProcess(process->GetID()))
1406         command_line->AppendSwitch(switches::kInstantProcess);
1407
1408 #if !defined(OS_CHROMEOS)
1409       SigninClient* signin_client =
1410           ChromeSigninClientFactory::GetForProfile(profile);
1411       if (signin_client && signin_client->IsSigninProcess(process->GetID()))
1412         command_line->AppendSwitch(switches::kSigninProcess);
1413 #endif
1414     }
1415
1416     if (IsAutoReloadEnabled())
1417       command_line->AppendSwitch(switches::kEnableOfflineAutoReload);
1418     if (IsAutoReloadVisibleOnlyEnabled()) {
1419       command_line->AppendSwitch(
1420           switches::kEnableOfflineAutoReloadVisibleOnly);
1421     }
1422
1423     {
1424       // Enable load stale cache if this session is in the field trial or
1425       // the user explicitly enabled it.  Note that as far as the renderer
1426       // is concerned, the feature is enabled if-and-only-if the
1427       // kEnableOfflineLoadStaleCache flag is on the command line;
1428       // the yes/no/default behavior is only at the browser command line
1429       // level.
1430
1431       // Command line switches override
1432       if (browser_command_line.HasSwitch(
1433               switches::kEnableOfflineLoadStaleCache)) {
1434         command_line->AppendSwitch(switches::kEnableOfflineLoadStaleCache);
1435       } else if (!browser_command_line.HasSwitch(
1436           switches::kDisableOfflineLoadStaleCache)) {
1437         std::string group =
1438             base::FieldTrialList::FindFullName("LoadStaleCacheExperiment");
1439
1440         if (group == "Enabled")
1441           command_line->AppendSwitch(switches::kEnableOfflineLoadStaleCache);
1442       }
1443     }
1444
1445     // Please keep this in alphabetical order.
1446     static const char* const kSwitchNames[] = {
1447       autofill::switches::kDisableFillOnAccountSelect,
1448       autofill::switches::kDisablePasswordGeneration,
1449       autofill::switches::kEnableFillOnAccountSelect,
1450       autofill::switches::kEnableFillOnAccountSelectNoHighlighting,
1451       autofill::switches::kEnablePasswordGeneration,
1452       autofill::switches::kEnablePasswordSaveOnInPageNavigation,
1453       autofill::switches::kEnableSingleClickAutofill,
1454       autofill::switches::kIgnoreAutocompleteOffForAutofill,
1455       autofill::switches::kLocalHeuristicsOnlyForPasswordGeneration,
1456       autofill::switches::kRespectAutocompleteOffForAutofill,
1457 #if defined(ENABLE_EXTENSIONS)
1458       extensions::switches::kAllowHTTPBackgroundPage,
1459       extensions::switches::kAllowLegacyExtensionManifests,
1460       extensions::switches::kEnableSurfaceWorker,
1461       extensions::switches::kEnableAppWindowControls,
1462       extensions::switches::kEnableEmbeddedExtensionOptions,
1463       extensions::switches::kEnableExperimentalExtensionApis,
1464       extensions::switches::kExtensionsOnChromeURLs,
1465       extensions::switches::kWhitelistedExtensionID,
1466 #endif
1467       switches::kAllowInsecureLocalhost,
1468       switches::kAppsCheckoutURL,
1469       switches::kAppsGalleryURL,
1470       switches::kCloudPrintURL,
1471       switches::kCloudPrintXmppEndpoint,
1472       switches::kDisableBundledPpapiFlash,
1473       switches::kDisableCastStreamingHWEncoding,
1474       switches::kDisableJavaScriptHarmonyShipping,
1475       switches::kDisableNewBookmarkApps,
1476       switches::kDisableOutOfProcessPdf,
1477       switches::kEnableBenchmarking,
1478       switches::kEnableNaCl,
1479 #if !defined(DISABLE_NACL)
1480       switches::kEnableNaClDebug,
1481       switches::kEnableNaClNonSfiMode,
1482 #endif
1483       switches::kEnableNetBenchmarking,
1484       switches::kEnableNewBookmarkApps,
1485       switches::kEnableOutOfProcessPdf,
1486       switches::kEnablePluginPlaceholderShadowDom,
1487       switches::kJavaScriptHarmony,
1488       switches::kMessageLoopHistogrammer,
1489       switches::kPlaybackMode,
1490       switches::kPpapiFlashArgs,
1491       switches::kPpapiFlashPath,
1492       switches::kPpapiFlashVersion,
1493       switches::kProfilingAtStart,
1494       switches::kProfilingFile,
1495       switches::kProfilingFlush,
1496       switches::kRecordMode,
1497       translate::switches::kTranslateSecurityOrigin,
1498     };
1499
1500     command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
1501                                    arraysize(kSwitchNames));
1502   } else if (process_type == switches::kUtilityProcess) {
1503 #if defined(ENABLE_EXTENSIONS)
1504     static const char* const kSwitchNames[] = {
1505       extensions::switches::kAllowHTTPBackgroundPage,
1506       extensions::switches::kEnableExperimentalExtensionApis,
1507       extensions::switches::kExtensionsOnChromeURLs,
1508       extensions::switches::kWhitelistedExtensionID,
1509     };
1510
1511     command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
1512                                    arraysize(kSwitchNames));
1513 #endif
1514   } else if (process_type == switches::kPluginProcess) {
1515 #if defined(OS_CHROMEOS)
1516     static const char* const kSwitchNames[] = {
1517       chromeos::switches::kLoginProfile,
1518     };
1519
1520     command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
1521                                    arraysize(kSwitchNames));
1522 #endif
1523   } else if (process_type == switches::kZygoteProcess) {
1524     static const char* const kSwitchNames[] = {
1525       // Load (in-process) Pepper plugins in-process in the zygote pre-sandbox.
1526       switches::kDisableBundledPpapiFlash,
1527 #if !defined(DISABLE_NACL)
1528       switches::kEnableNaClDebug,
1529       switches::kEnableNaClNonSfiMode,
1530       switches::kNaClDangerousNoSandboxNonSfi,
1531       switches::kUseNaClHelperNonSfi,
1532 #endif
1533       switches::kPpapiFlashPath,
1534       switches::kPpapiFlashVersion,
1535     };
1536
1537     command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
1538                                    arraysize(kSwitchNames));
1539   } else if (process_type == switches::kGpuProcess) {
1540     // If --ignore-gpu-blacklist is passed in, don't send in crash reports
1541     // because GPU is expected to be unreliable.
1542     if (browser_command_line.HasSwitch(switches::kIgnoreGpuBlacklist) &&
1543         !command_line->HasSwitch(switches::kDisableBreakpad))
1544       command_line->AppendSwitch(switches::kDisableBreakpad);
1545   }
1546
1547   // The command line switch kEnableBenchmarking needs to be specified along
1548   // with the kEnableStatsTable switch to ensure that the stats table global
1549   // is initialized correctly.
1550   if (command_line->HasSwitch(switches::kEnableBenchmarking))
1551     DCHECK(command_line->HasSwitch(switches::kEnableStatsTable));
1552 }
1553
1554 std::string ChromeContentBrowserClient::GetApplicationLocale() {
1555   if (BrowserThread::CurrentlyOn(BrowserThread::IO))
1556     return g_io_thread_application_locale.Get();
1557   return g_browser_process->GetApplicationLocale();
1558 }
1559
1560 std::string ChromeContentBrowserClient::GetAcceptLangs(
1561     content::BrowserContext* context) {
1562   Profile* profile = Profile::FromBrowserContext(context);
1563   return profile->GetPrefs()->GetString(prefs::kAcceptLanguages);
1564 }
1565
1566 const gfx::ImageSkia* ChromeContentBrowserClient::GetDefaultFavicon() {
1567   ResourceBundle& rb = ResourceBundle::GetSharedInstance();
1568   return rb.GetNativeImageNamed(IDR_DEFAULT_FAVICON).ToImageSkia();
1569 }
1570
1571 bool ChromeContentBrowserClient::AllowAppCache(
1572     const GURL& manifest_url,
1573     const GURL& first_party,
1574     content::ResourceContext* context) {
1575   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
1576   ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
1577   return io_data->GetCookieSettings()->
1578       IsSettingCookieAllowed(manifest_url, first_party);
1579 }
1580
1581 bool ChromeContentBrowserClient::AllowServiceWorker(
1582     const GURL& scope,
1583     const GURL& first_party_url,
1584     content::ResourceContext* context) {
1585   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
1586   ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
1587   return io_data->GetCookieSettings()->
1588       IsSettingCookieAllowed(scope, first_party_url);
1589 }
1590
1591 bool ChromeContentBrowserClient::AllowGetCookie(
1592     const GURL& url,
1593     const GURL& first_party,
1594     const net::CookieList& cookie_list,
1595     content::ResourceContext* context,
1596     int render_process_id,
1597     int render_frame_id) {
1598   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
1599   ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
1600   bool allow = io_data->GetCookieSettings()->
1601       IsReadingCookieAllowed(url, first_party);
1602
1603   BrowserThread::PostTask(
1604       BrowserThread::UI, FROM_HERE,
1605       base::Bind(&TabSpecificContentSettings::CookiesRead, render_process_id,
1606                  render_frame_id, url, first_party, cookie_list, !allow, true));
1607   return allow;
1608 }
1609
1610 bool ChromeContentBrowserClient::AllowSetCookie(
1611     const GURL& url,
1612     const GURL& first_party,
1613     const std::string& cookie_line,
1614     content::ResourceContext* context,
1615     int render_process_id,
1616     int render_frame_id,
1617     net::CookieOptions* options) {
1618   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
1619   ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
1620   CookieSettings* cookie_settings = io_data->GetCookieSettings();
1621   bool allow = cookie_settings->IsSettingCookieAllowed(url, first_party);
1622
1623   BrowserThread::PostTask(
1624       BrowserThread::UI, FROM_HERE,
1625       base::Bind(&TabSpecificContentSettings::CookieChanged, render_process_id,
1626                  render_frame_id, url, first_party, cookie_line, *options,
1627                  !allow));
1628   return allow;
1629 }
1630
1631 bool ChromeContentBrowserClient::AllowSaveLocalState(
1632     content::ResourceContext* context) {
1633   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
1634   ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
1635   CookieSettings* cookie_settings = io_data->GetCookieSettings();
1636   ContentSetting setting = cookie_settings->GetDefaultCookieSetting(NULL);
1637
1638   // TODO(bauerb): Should we also disallow local state if the default is BLOCK?
1639   // Could we even support per-origin settings?
1640   return setting != CONTENT_SETTING_SESSION_ONLY;
1641 }
1642
1643 bool ChromeContentBrowserClient::AllowWorkerDatabase(
1644     const GURL& url,
1645     const base::string16& name,
1646     const base::string16& display_name,
1647     unsigned long estimated_size,
1648     content::ResourceContext* context,
1649     const std::vector<std::pair<int, int> >& render_frames) {
1650   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
1651   ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
1652   CookieSettings* cookie_settings = io_data->GetCookieSettings();
1653   bool allow = cookie_settings->IsSettingCookieAllowed(url, url);
1654
1655   // Record access to database for potential display in UI.
1656   std::vector<std::pair<int, int> >::const_iterator i;
1657   for (i = render_frames.begin(); i != render_frames.end(); ++i) {
1658     BrowserThread::PostTask(
1659         BrowserThread::UI, FROM_HERE,
1660         base::Bind(&TabSpecificContentSettings::WebDatabaseAccessed,
1661                    i->first, i->second, url, name, display_name, !allow));
1662   }
1663
1664   return allow;
1665 }
1666
1667 void ChromeContentBrowserClient::AllowWorkerFileSystem(
1668     const GURL& url,
1669     content::ResourceContext* context,
1670     const std::vector<std::pair<int, int> >& render_frames,
1671     base::Callback<void(bool)> callback) {
1672   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
1673   ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
1674   CookieSettings* cookie_settings = io_data->GetCookieSettings();
1675   bool allow = cookie_settings->IsSettingCookieAllowed(url, url);
1676
1677 #if defined(ENABLE_EXTENSIONS)
1678   GuestPermissionRequestHelper(url, render_frames, callback, allow);
1679 #else
1680   FileSystemAccessed(url, render_frames, callback, allow);
1681 #endif
1682 }
1683
1684 #if defined(ENABLE_EXTENSIONS)
1685 void ChromeContentBrowserClient::GuestPermissionRequestHelper(
1686     const GURL& url,
1687     const std::vector<std::pair<int, int> >& render_frames,
1688     base::Callback<void(bool)> callback,
1689     bool allow) {
1690   DCHECK(BrowserThread:: CurrentlyOn(BrowserThread::IO));
1691   std::vector<std::pair<int, int> >::const_iterator i;
1692   std::map<int, int> process_map;
1693   std::map<int, int>::const_iterator it;
1694   bool has_web_view_guest = false;
1695   // Record access to file system for potential display in UI.
1696   for (i = render_frames.begin(); i != render_frames.end(); ++i) {
1697     if (process_map.find(i->first) != process_map.end())
1698       continue;
1699
1700     process_map.insert(std::pair<int, int>(i->first, i->second));
1701
1702     if (extensions::WebViewRendererState::GetInstance()->IsGuest(i->first))
1703       has_web_view_guest = true;
1704   }
1705   if (!has_web_view_guest) {
1706     FileSystemAccessed(url, render_frames, callback, allow);
1707     return;
1708   }
1709   DCHECK_EQ(1U, process_map.size());
1710   it = process_map.begin();
1711   BrowserThread::PostTask(
1712       BrowserThread::UI,
1713       FROM_HERE,
1714       base::Bind(&ChromeContentBrowserClient::
1715                   RequestFileSystemPermissionOnUIThread,
1716                   it->first,
1717                   it->second,
1718                   url,
1719                   allow,
1720                   base::Bind(&ChromeContentBrowserClient::FileSystemAccessed,
1721                             weak_factory_.GetWeakPtr(),
1722                             url,
1723                             render_frames,
1724                             callback)));
1725 }
1726
1727 void ChromeContentBrowserClient::RequestFileSystemPermissionOnUIThread(
1728     int render_process_id,
1729     int render_frame_id,
1730     const GURL& url,
1731     bool allowed_by_default,
1732     const base::Callback<void(bool)>& callback) {
1733   DCHECK(BrowserThread:: CurrentlyOn(BrowserThread::UI));
1734   extensions::WebViewPermissionHelper* web_view_permission_helper =
1735       extensions::WebViewPermissionHelper::FromFrameID(
1736           render_process_id, render_frame_id);
1737   web_view_permission_helper->RequestFileSystemPermission(url,
1738                                                           allowed_by_default,
1739                                                           callback);
1740 }
1741 #endif
1742
1743 void ChromeContentBrowserClient::FileSystemAccessed(
1744     const GURL& url,
1745     const std::vector<std::pair<int, int> >& render_frames,
1746     base::Callback<void(bool)> callback,
1747     bool allow) {
1748   // Record access to file system for potential display in UI.
1749   std::vector<std::pair<int, int> >::const_iterator i;
1750   for (i = render_frames.begin(); i != render_frames.end(); ++i) {
1751     BrowserThread::PostTask(
1752         BrowserThread::UI,
1753         FROM_HERE,
1754         base::Bind(&TabSpecificContentSettings::FileSystemAccessed,
1755                    i->first, i->second, url, !allow));
1756   }
1757   callback.Run(allow);
1758 }
1759
1760 bool ChromeContentBrowserClient::AllowWorkerIndexedDB(
1761     const GURL& url,
1762     const base::string16& name,
1763     content::ResourceContext* context,
1764     const std::vector<std::pair<int, int> >& render_frames) {
1765   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
1766   ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
1767   CookieSettings* cookie_settings = io_data->GetCookieSettings();
1768   bool allow = cookie_settings->IsSettingCookieAllowed(url, url);
1769
1770   // Record access to IndexedDB for potential display in UI.
1771   std::vector<std::pair<int, int> >::const_iterator i;
1772   for (i = render_frames.begin(); i != render_frames.end(); ++i) {
1773     BrowserThread::PostTask(
1774         BrowserThread::UI, FROM_HERE,
1775         base::Bind(&TabSpecificContentSettings::IndexedDBAccessed,
1776                    i->first, i->second, url, name, !allow));
1777   }
1778
1779   return allow;
1780 }
1781
1782 net::URLRequestContext*
1783 ChromeContentBrowserClient::OverrideRequestContextForURL(
1784     const GURL& url, content::ResourceContext* context) {
1785   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
1786 #if defined(ENABLE_EXTENSIONS)
1787   if (url.SchemeIs(extensions::kExtensionScheme)) {
1788     ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
1789     return io_data->extensions_request_context();
1790   }
1791 #endif
1792
1793   return NULL;
1794 }
1795
1796 QuotaPermissionContext*
1797 ChromeContentBrowserClient::CreateQuotaPermissionContext() {
1798   return new ChromeQuotaPermissionContext();
1799 }
1800
1801 void ChromeContentBrowserClient::AllowCertificateError(
1802     int render_process_id,
1803     int render_frame_id,
1804     int cert_error,
1805     const net::SSLInfo& ssl_info,
1806     const GURL& request_url,
1807     ResourceType resource_type,
1808     bool overridable,
1809     bool strict_enforcement,
1810     bool expired_previous_decision,
1811     const base::Callback<void(bool)>& callback,
1812     content::CertificateRequestResultType* result) {
1813   if (resource_type != content::RESOURCE_TYPE_MAIN_FRAME) {
1814     // A sub-resource has a certificate error.  The user doesn't really
1815     // have a context for making the right decision, so block the
1816     // request hard, without an info bar to allow showing the insecure
1817     // content.
1818     *result = content::CERTIFICATE_REQUEST_RESULT_TYPE_DENY;
1819     return;
1820   }
1821
1822   // If the tab is being prerendered, cancel the prerender and the request.
1823   content::RenderFrameHost* render_frame_host =
1824       content::RenderFrameHost::FromID(render_process_id, render_frame_id);
1825   WebContents* tab = WebContents::FromRenderFrameHost(render_frame_host);
1826   if (!tab) {
1827     NOTREACHED();
1828     return;
1829   }
1830
1831   prerender::PrerenderContents* prerender_contents =
1832       prerender::PrerenderContents::FromWebContents(tab);
1833   if (prerender_contents) {
1834     prerender_contents->Destroy(prerender::FINAL_STATUS_SSL_ERROR);
1835     *result = content::CERTIFICATE_REQUEST_RESULT_TYPE_CANCEL;
1836     return;
1837   }
1838
1839   // Otherwise, display an SSL blocking page. The interstitial page takes
1840   // ownership of ssl_blocking_page.
1841   int options_mask = 0;
1842   if (overridable)
1843     options_mask |= SSLBlockingPage::OVERRIDABLE;
1844   if (strict_enforcement)
1845     options_mask |= SSLBlockingPage::STRICT_ENFORCEMENT;
1846   if (expired_previous_decision)
1847     options_mask |= SSLBlockingPage::EXPIRED_BUT_PREVIOUSLY_ALLOWED;
1848
1849   SSLErrorHandler::HandleSSLError(
1850       tab, cert_error, ssl_info, request_url, options_mask, callback);
1851 }
1852
1853 void ChromeContentBrowserClient::SelectClientCertificate(
1854     int render_process_id,
1855     int render_frame_id,
1856     net::SSLCertRequestInfo* cert_request_info,
1857     const base::Callback<void(net::X509Certificate*)>& callback) {
1858   content::RenderFrameHost* rfh = content::RenderFrameHost::FromID(
1859       render_process_id, render_frame_id);
1860   WebContents* tab = WebContents::FromRenderFrameHost(rfh);
1861   if (!tab) {
1862     // TODO(davidben): This makes the request hang, but returning no certificate
1863     // also breaks. It should abort the request. See https://crbug.com/417092
1864     return;
1865   }
1866
1867   prerender::PrerenderContents* prerender_contents =
1868       prerender::PrerenderContents::FromWebContents(tab);
1869   if (prerender_contents) {
1870     prerender_contents->Destroy(
1871         prerender::FINAL_STATUS_SSL_CLIENT_CERTIFICATE_REQUESTED);
1872     return;
1873   }
1874
1875   GURL requesting_url("https://" + cert_request_info->host_and_port.ToString());
1876   DCHECK(requesting_url.is_valid())
1877       << "Invalid URL string: https://"
1878       << cert_request_info->host_and_port.ToString();
1879
1880   Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
1881   scoped_ptr<base::Value> filter =
1882       profile->GetHostContentSettingsMap()->GetWebsiteSetting(
1883           requesting_url,
1884           requesting_url,
1885           CONTENT_SETTINGS_TYPE_AUTO_SELECT_CERTIFICATE,
1886           std::string(),
1887           NULL);
1888
1889   if (filter.get()) {
1890     // Try to automatically select a client certificate.
1891     if (filter->IsType(base::Value::TYPE_DICTIONARY)) {
1892       base::DictionaryValue* filter_dict =
1893           static_cast<base::DictionaryValue*>(filter.get());
1894
1895       const std::vector<scoped_refptr<net::X509Certificate> >&
1896           all_client_certs = cert_request_info->client_certs;
1897       for (size_t i = 0; i < all_client_certs.size(); ++i) {
1898         if (CertMatchesFilter(*all_client_certs[i].get(), *filter_dict)) {
1899           // Use the first certificate that is matched by the filter.
1900           callback.Run(all_client_certs[i].get());
1901           return;
1902         }
1903       }
1904     } else {
1905       NOTREACHED();
1906     }
1907   }
1908
1909   chrome::ShowSSLClientCertificateSelector(tab, cert_request_info, callback);
1910 }
1911
1912 void ChromeContentBrowserClient::AddCertificate(
1913     net::CertificateMimeType cert_type,
1914     const void* cert_data,
1915     size_t cert_size,
1916     int render_process_id,
1917     int render_frame_id) {
1918   chrome::SSLAddCertificate(cert_type, cert_data, cert_size,
1919                             render_process_id, render_frame_id);
1920 }
1921
1922 content::MediaObserver* ChromeContentBrowserClient::GetMediaObserver() {
1923   return MediaCaptureDevicesDispatcher::GetInstance();
1924 }
1925
1926 content::PlatformNotificationService*
1927 ChromeContentBrowserClient::GetPlatformNotificationService() {
1928 #if defined(ENABLE_NOTIFICATIONS)
1929   return PlatformNotificationServiceImpl::GetInstance();
1930 #else
1931   NOTIMPLEMENTED();
1932   return NULL;
1933 #endif
1934 }
1935
1936 void ChromeContentBrowserClient::RequestPermission(
1937     content::PermissionType permission,
1938     content::WebContents* web_contents,
1939     int bridge_id,
1940     const GURL& requesting_frame,
1941     bool user_gesture,
1942     const base::Callback<void(content::PermissionStatus)>& result_callback) {
1943   int render_process_id = web_contents->GetRenderProcessHost()->GetID();
1944   int render_view_id = web_contents->GetRenderViewHost()->GetRoutingID();
1945   const PermissionRequestID request_id(render_process_id,
1946                                        render_view_id,
1947                                        bridge_id,
1948                                        requesting_frame);
1949   Profile* profile =
1950       Profile::FromBrowserContext(web_contents->GetBrowserContext());
1951   PermissionContextBase* context = GetPermissionContext(profile, permission);
1952
1953   if (!context)
1954     return;
1955
1956   context->RequestPermission(web_contents, request_id, requesting_frame,
1957                              user_gesture,
1958                              base::Bind(&OnRequestPermission, result_callback));
1959 }
1960
1961 content::PermissionStatus ChromeContentBrowserClient::GetPermissionStatus(
1962     content::PermissionType permission,
1963     content::BrowserContext* browser_context,
1964     const GURL& requesting_origin,
1965     const GURL& embedding_origin) {
1966   DCHECK(browser_context);
1967   Profile* profile = Profile::FromBrowserContext(browser_context);
1968   PermissionContextBase* context = GetPermissionContext(profile, permission);
1969
1970   if (!context)
1971     return content::PERMISSION_STATUS_ASK;
1972
1973   return ContentSettingToPermissionStatus(
1974       context->GetPermissionStatus(requesting_origin.GetOrigin(),
1975                                    embedding_origin.GetOrigin()));
1976 }
1977
1978 void ChromeContentBrowserClient::ResetPermission(
1979     content::PermissionType permission,
1980     content::BrowserContext* browser_context,
1981     const GURL& requesting_origin,
1982     const GURL& embedding_origin) {
1983   DCHECK(browser_context);
1984   Profile* profile = Profile::FromBrowserContext(browser_context);
1985   PermissionContextBase* context = GetPermissionContext(profile, permission);
1986
1987   if (!context)
1988     return;
1989
1990   context->ResetPermission(requesting_origin.GetOrigin(),
1991                            embedding_origin.GetOrigin());
1992 }
1993
1994 void ChromeContentBrowserClient::CancelPermissionRequest(
1995     content::PermissionType permission,
1996     content::WebContents* web_contents,
1997     int bridge_id,
1998     const GURL& requesting_frame) {
1999   int render_process_id = web_contents->GetRenderProcessHost()->GetID();
2000   int render_view_id = web_contents->GetRenderViewHost()->GetRoutingID();
2001   const PermissionRequestID request_id(render_process_id,
2002                                        render_view_id,
2003                                        bridge_id,
2004                                        requesting_frame);
2005   Profile* profile =
2006       Profile::FromBrowserContext(web_contents->GetBrowserContext());
2007   PermissionContextBase* context = GetPermissionContext(profile, permission);
2008   if (!context)
2009     return;
2010   context->CancelPermissionRequest(web_contents, request_id);
2011 }
2012
2013 void ChromeContentBrowserClient::RegisterPermissionUsage(
2014     content::PermissionType permission,
2015     content::WebContents* web_contents,
2016     const GURL& frame_url,
2017     const GURL& main_frame_url) {
2018   Profile::FromBrowserContext(web_contents->GetBrowserContext())
2019       ->GetHostContentSettingsMap()
2020       ->UpdateLastUsage(
2021           frame_url, main_frame_url, PermissionToContentSetting(permission));
2022 }
2023
2024 bool ChromeContentBrowserClient::CanCreateWindow(
2025     const GURL& opener_url,
2026     const GURL& opener_top_level_frame_url,
2027     const GURL& source_origin,
2028     WindowContainerType container_type,
2029     const GURL& target_url,
2030     const content::Referrer& referrer,
2031     WindowOpenDisposition disposition,
2032     const WebWindowFeatures& features,
2033     bool user_gesture,
2034     bool opener_suppressed,
2035     content::ResourceContext* context,
2036     int render_process_id,
2037     int opener_id,
2038     bool* no_javascript_access) {
2039   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
2040
2041   *no_javascript_access = false;
2042
2043   // If the opener is trying to create a background window but doesn't have
2044   // the appropriate permission, fail the attempt.
2045   if (container_type == WINDOW_CONTAINER_TYPE_BACKGROUND) {
2046 #if defined(ENABLE_EXTENSIONS)
2047     ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
2048     InfoMap* map = io_data->GetExtensionInfoMap();
2049     if (!map->SecurityOriginHasAPIPermission(
2050             source_origin,
2051             render_process_id,
2052             APIPermission::kBackground)) {
2053       return false;
2054     }
2055
2056     // Note: this use of GetExtensionOrAppByURL is safe but imperfect.  It may
2057     // return a recently installed Extension even if this CanCreateWindow call
2058     // was made by an old copy of the page in a normal web process.  That's ok,
2059     // because the permission check above would have caused an early return
2060     // already. We must use the full URL to find hosted apps, though, and not
2061     // just the origin.
2062     const Extension* extension =
2063         map->extensions().GetExtensionOrAppByURL(opener_url);
2064     if (extension && !extensions::BackgroundInfo::AllowJSAccess(extension))
2065       *no_javascript_access = true;
2066 #endif
2067
2068     return true;
2069   }
2070
2071 #if defined(ENABLE_EXTENSIONS)
2072   if (extensions::WebViewRendererState::GetInstance()->IsGuest(
2073       render_process_id))
2074     return true;
2075 #endif
2076
2077   HostContentSettingsMap* content_settings =
2078       ProfileIOData::FromResourceContext(context)->GetHostContentSettingsMap();
2079   BlockedWindowParams blocked_params(target_url,
2080                                      referrer,
2081                                      disposition,
2082                                      features,
2083                                      user_gesture,
2084                                      opener_suppressed,
2085                                      render_process_id,
2086                                      opener_id);
2087
2088   if (!user_gesture &&
2089       !base::CommandLine::ForCurrentProcess()->HasSwitch(
2090           switches::kDisablePopupBlocking)) {
2091     if (content_settings->GetContentSetting(opener_top_level_frame_url,
2092                                             opener_top_level_frame_url,
2093                                             CONTENT_SETTINGS_TYPE_POPUPS,
2094                                             std::string()) !=
2095         CONTENT_SETTING_ALLOW) {
2096       BrowserThread::PostTask(BrowserThread::UI,
2097                               FROM_HERE,
2098                               base::Bind(&HandleBlockedPopupOnUIThread,
2099                                          blocked_params));
2100       return false;
2101     }
2102   }
2103
2104 #if defined(OS_ANDROID)
2105   if (SingleTabModeTabHelper::IsRegistered(render_process_id, opener_id)) {
2106     BrowserThread::PostTask(BrowserThread::UI,
2107                             FROM_HERE,
2108                             base::Bind(&HandleSingleTabModeBlockOnUIThread,
2109                                        blocked_params));
2110     return false;
2111   }
2112 #endif
2113
2114   return true;
2115 }
2116
2117 void ChromeContentBrowserClient::ResourceDispatcherHostCreated() {
2118   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
2119   return g_browser_process->ResourceDispatcherHostCreated();
2120 }
2121
2122 content::SpeechRecognitionManagerDelegate*
2123     ChromeContentBrowserClient::CreateSpeechRecognitionManagerDelegate() {
2124   return new speech::ChromeSpeechRecognitionManagerDelegate();
2125 }
2126
2127 net::NetLog* ChromeContentBrowserClient::GetNetLog() {
2128   return g_browser_process->net_log();
2129 }
2130
2131 AccessTokenStore* ChromeContentBrowserClient::CreateAccessTokenStore() {
2132   return new ChromeAccessTokenStore();
2133 }
2134
2135 bool ChromeContentBrowserClient::IsFastShutdownPossible() {
2136   return true;
2137 }
2138
2139 void ChromeContentBrowserClient::OverrideWebkitPrefs(
2140     RenderViewHost* rvh, WebPreferences* web_prefs) {
2141   Profile* profile = Profile::FromBrowserContext(
2142       rvh->GetProcess()->GetBrowserContext());
2143   PrefService* prefs = profile->GetPrefs();
2144
2145   // Fill per-script font preferences. These are not registered on Android
2146   // - http://crbug.com/308033.
2147 #if !defined(OS_ANDROID)
2148   FontFamilyCache::FillFontFamilyMap(profile,
2149                                      prefs::kWebKitStandardFontFamilyMap,
2150                                      &web_prefs->standard_font_family_map);
2151   FontFamilyCache::FillFontFamilyMap(profile,
2152                                      prefs::kWebKitFixedFontFamilyMap,
2153                                      &web_prefs->fixed_font_family_map);
2154   FontFamilyCache::FillFontFamilyMap(profile,
2155                                      prefs::kWebKitSerifFontFamilyMap,
2156                                      &web_prefs->serif_font_family_map);
2157   FontFamilyCache::FillFontFamilyMap(profile,
2158                                      prefs::kWebKitSansSerifFontFamilyMap,
2159                                      &web_prefs->sans_serif_font_family_map);
2160   FontFamilyCache::FillFontFamilyMap(profile,
2161                                      prefs::kWebKitCursiveFontFamilyMap,
2162                                      &web_prefs->cursive_font_family_map);
2163   FontFamilyCache::FillFontFamilyMap(profile,
2164                                      prefs::kWebKitFantasyFontFamilyMap,
2165                                      &web_prefs->fantasy_font_family_map);
2166   FontFamilyCache::FillFontFamilyMap(profile,
2167                                      prefs::kWebKitPictographFontFamilyMap,
2168                                      &web_prefs->pictograph_font_family_map);
2169 #endif
2170
2171   web_prefs->default_font_size =
2172       prefs->GetInteger(prefs::kWebKitDefaultFontSize);
2173   web_prefs->default_fixed_font_size =
2174       prefs->GetInteger(prefs::kWebKitDefaultFixedFontSize);
2175   web_prefs->minimum_font_size =
2176       prefs->GetInteger(prefs::kWebKitMinimumFontSize);
2177   web_prefs->minimum_logical_font_size =
2178       prefs->GetInteger(prefs::kWebKitMinimumLogicalFontSize);
2179
2180   web_prefs->default_encoding = prefs->GetString(prefs::kDefaultCharset);
2181
2182   web_prefs->javascript_can_open_windows_automatically =
2183       prefs->GetBoolean(prefs::kWebKitJavascriptCanOpenWindowsAutomatically);
2184   web_prefs->dom_paste_enabled =
2185       prefs->GetBoolean(prefs::kWebKitDomPasteEnabled);
2186   web_prefs->shrinks_standalone_images_to_fit =
2187       prefs->GetBoolean(prefs::kWebKitShrinksStandaloneImagesToFit);
2188   web_prefs->tabs_to_links = prefs->GetBoolean(prefs::kWebkitTabsToLinks);
2189
2190   if (!prefs->GetBoolean(prefs::kWebKitJavascriptEnabled))
2191     web_prefs->javascript_enabled = false;
2192   if (!prefs->GetBoolean(prefs::kWebKitWebSecurityEnabled))
2193     web_prefs->web_security_enabled = false;
2194   if (!prefs->GetBoolean(prefs::kWebKitPluginsEnabled))
2195     web_prefs->plugins_enabled = false;
2196   if (!prefs->GetBoolean(prefs::kWebKitJavaEnabled))
2197     web_prefs->java_enabled = false;
2198   web_prefs->loads_images_automatically =
2199       prefs->GetBoolean(prefs::kWebKitLoadsImagesAutomatically);
2200
2201   if (prefs->GetBoolean(prefs::kDisable3DAPIs))
2202     web_prefs->experimental_webgl_enabled = false;
2203
2204   web_prefs->allow_displaying_insecure_content =
2205       prefs->GetBoolean(prefs::kWebKitAllowDisplayingInsecureContent);
2206   web_prefs->allow_running_insecure_content =
2207       prefs->GetBoolean(prefs::kWebKitAllowRunningInsecureContent);
2208 #if defined(OS_ANDROID)
2209   web_prefs->font_scale_factor =
2210       static_cast<float>(prefs->GetDouble(prefs::kWebKitFontScaleFactor));
2211   web_prefs->device_scale_adjustment = GetDeviceScaleAdjustment();
2212   web_prefs->force_enable_zoom =
2213       prefs->GetBoolean(prefs::kWebKitForceEnableZoom);
2214 #endif
2215
2216 #if defined(OS_ANDROID)
2217   web_prefs->password_echo_enabled =
2218       prefs->GetBoolean(prefs::kWebKitPasswordEchoEnabled);
2219 #else
2220   web_prefs->password_echo_enabled = browser_defaults::kPasswordEchoEnabled;
2221 #endif
2222
2223   web_prefs->asynchronous_spell_checking_enabled = true;
2224   web_prefs->unified_textchecker_enabled = true;
2225
2226   web_prefs->uses_universal_detector =
2227       prefs->GetBoolean(prefs::kWebKitUsesUniversalDetector);
2228   web_prefs->text_areas_are_resizable =
2229       prefs->GetBoolean(prefs::kWebKitTextAreasAreResizable);
2230   web_prefs->hyperlink_auditing_enabled =
2231       prefs->GetBoolean(prefs::kEnableHyperlinkAuditing);
2232
2233 #if defined(ENABLE_EXTENSIONS)
2234   std::string image_animation_policy =
2235       prefs->GetString(prefs::kAnimationPolicy);
2236   if (image_animation_policy == kAnimationPolicyOnce)
2237     web_prefs->animation_policy =
2238         content::IMAGE_ANIMATION_POLICY_ANIMATION_ONCE;
2239   else if (image_animation_policy == kAnimationPolicyNone)
2240     web_prefs->animation_policy = content::IMAGE_ANIMATION_POLICY_NO_ANIMATION;
2241   else
2242     web_prefs->animation_policy = content::IMAGE_ANIMATION_POLICY_ALLOWED;
2243 #endif
2244
2245   // Make sure we will set the default_encoding with canonical encoding name.
2246   web_prefs->default_encoding =
2247       CharacterEncoding::GetCanonicalEncodingNameByAliasName(
2248           web_prefs->default_encoding);
2249   if (web_prefs->default_encoding.empty()) {
2250     prefs->ClearPref(prefs::kDefaultCharset);
2251     web_prefs->default_encoding = prefs->GetString(prefs::kDefaultCharset);
2252   }
2253   DCHECK(!web_prefs->default_encoding.empty());
2254
2255   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
2256           switches::kEnablePotentiallyAnnoyingSecurityFeatures)) {
2257     web_prefs->disable_reading_from_canvas = true;
2258     web_prefs->strict_mixed_content_checking = true;
2259     web_prefs->strict_powerful_feature_restrictions = true;
2260   }
2261
2262   for (size_t i = 0; i < extra_parts_.size(); ++i)
2263     extra_parts_[i]->OverrideWebkitPrefs(rvh, web_prefs);
2264 }
2265
2266 void ChromeContentBrowserClient::BrowserURLHandlerCreated(
2267     BrowserURLHandler* handler) {
2268   for (size_t i = 0; i < extra_parts_.size(); ++i)
2269     extra_parts_[i]->BrowserURLHandlerCreated(handler);
2270
2271   // about: handler. Must come before chrome: handler, since it will
2272   // rewrite about: urls to chrome: URLs and then expect chrome: to
2273   // actually handle them.  Also relies on a preliminary fixup phase.
2274   handler->SetFixupHandler(&FixupBrowserAboutURL);
2275   handler->AddHandlerPair(&WillHandleBrowserAboutURL,
2276                           BrowserURLHandler::null_handler());
2277
2278 #if defined(OS_ANDROID)
2279   // Handler to rewrite chrome://newtab on Android.
2280   handler->AddHandlerPair(&chrome::android::HandleAndroidNativePageURL,
2281                           BrowserURLHandler::null_handler());
2282 #else
2283   // Handler to rewrite chrome://newtab for InstantExtended.
2284   handler->AddHandlerPair(&chrome::HandleNewTabURLRewrite,
2285                           &chrome::HandleNewTabURLReverseRewrite);
2286 #endif
2287
2288   // chrome: & friends.
2289   handler->AddHandlerPair(&HandleWebUI, &HandleWebUIReverse);
2290 }
2291
2292 void ChromeContentBrowserClient::ClearCache(RenderViewHost* rvh) {
2293   Profile* profile = Profile::FromBrowserContext(
2294       rvh->GetSiteInstance()->GetProcess()->GetBrowserContext());
2295   BrowsingDataRemover* remover =
2296       BrowsingDataRemover::CreateForUnboundedRange(profile);
2297   remover->Remove(BrowsingDataRemover::REMOVE_CACHE,
2298                   BrowsingDataHelper::UNPROTECTED_WEB);
2299   // BrowsingDataRemover takes care of deleting itself when done.
2300 }
2301
2302 void ChromeContentBrowserClient::ClearCookies(RenderViewHost* rvh) {
2303   Profile* profile = Profile::FromBrowserContext(
2304       rvh->GetSiteInstance()->GetProcess()->GetBrowserContext());
2305   BrowsingDataRemover* remover =
2306       BrowsingDataRemover::CreateForUnboundedRange(profile);
2307   int remove_mask = BrowsingDataRemover::REMOVE_SITE_DATA;
2308   remover->Remove(remove_mask, BrowsingDataHelper::UNPROTECTED_WEB);
2309   // BrowsingDataRemover takes care of deleting itself when done.
2310 }
2311
2312 base::FilePath ChromeContentBrowserClient::GetDefaultDownloadDirectory() {
2313   return DownloadPrefs::GetDefaultDownloadDirectory();
2314 }
2315
2316 std::string ChromeContentBrowserClient::GetDefaultDownloadName() {
2317   return l10n_util::GetStringUTF8(IDS_DEFAULT_DOWNLOAD_FILENAME);
2318 }
2319
2320 void ChromeContentBrowserClient::DidCreatePpapiPlugin(
2321     content::BrowserPpapiHost* browser_host) {
2322 #if defined(ENABLE_PLUGINS)
2323   ChromeContentBrowserClientPluginsPart::DidCreatePpapiPlugin(browser_host);
2324 #endif
2325 }
2326
2327 content::BrowserPpapiHost*
2328     ChromeContentBrowserClient::GetExternalBrowserPpapiHost(
2329         int plugin_process_id) {
2330 #if !defined(DISABLE_NACL)
2331   content::BrowserChildProcessHostIterator iter(PROCESS_TYPE_NACL_LOADER);
2332   while (!iter.Done()) {
2333     nacl::NaClProcessHost* host = static_cast<nacl::NaClProcessHost*>(
2334         iter.GetDelegate());
2335     if (host->process() &&
2336         host->process()->GetData().id == plugin_process_id) {
2337       // Found the plugin.
2338       return host->browser_ppapi_host();
2339     }
2340     ++iter;
2341   }
2342 #endif
2343   return NULL;
2344 }
2345
2346 bool ChromeContentBrowserClient::AllowPepperSocketAPI(
2347     content::BrowserContext* browser_context,
2348     const GURL& url,
2349     bool private_api,
2350     const content::SocketPermissionRequest* params) {
2351 #if defined(ENABLE_PLUGINS) && defined(ENABLE_EXTENSIONS)
2352   return ChromeContentBrowserClientPluginsPart::AllowPepperSocketAPI(
2353       browser_context, url, private_api, params, allowed_socket_origins_);
2354 #else
2355   return false;
2356 #endif
2357 }
2358
2359 ui::SelectFilePolicy* ChromeContentBrowserClient::CreateSelectFilePolicy(
2360     WebContents* web_contents) {
2361   return new ChromeSelectFilePolicy(web_contents);
2362 }
2363
2364 void ChromeContentBrowserClient::GetAdditionalAllowedSchemesForFileSystem(
2365     std::vector<std::string>* additional_allowed_schemes) {
2366   ContentBrowserClient::GetAdditionalAllowedSchemesForFileSystem(
2367       additional_allowed_schemes);
2368   additional_allowed_schemes->push_back(content::kChromeDevToolsScheme);
2369   additional_allowed_schemes->push_back(content::kChromeUIScheme);
2370   for (size_t i = 0; i < extra_parts_.size(); ++i) {
2371     extra_parts_[i]->GetAdditionalAllowedSchemesForFileSystem(
2372         additional_allowed_schemes);
2373   }
2374 }
2375
2376 void ChromeContentBrowserClient::GetURLRequestAutoMountHandlers(
2377     std::vector<storage::URLRequestAutoMountHandler>* handlers) {
2378   for (size_t i = 0; i < extra_parts_.size(); ++i)
2379     extra_parts_[i]->GetURLRequestAutoMountHandlers(handlers);
2380 }
2381
2382 void ChromeContentBrowserClient::GetAdditionalFileSystemBackends(
2383     content::BrowserContext* browser_context,
2384     const base::FilePath& storage_partition_path,
2385     ScopedVector<storage::FileSystemBackend>* additional_backends) {
2386 #if defined(OS_CHROMEOS)
2387   storage::ExternalMountPoints* external_mount_points =
2388       content::BrowserContext::GetMountPoints(browser_context);
2389   DCHECK(external_mount_points);
2390   chromeos::FileSystemBackend* backend = new chromeos::FileSystemBackend(
2391       new drive::FileSystemBackendDelegate,
2392       new chromeos::file_system_provider::BackendDelegate,
2393       new chromeos::MTPFileSystemBackendDelegate(storage_partition_path),
2394       browser_context->GetSpecialStoragePolicy(),
2395       external_mount_points,
2396       storage::ExternalMountPoints::GetSystemInstance());
2397   backend->AddSystemMountPoints();
2398   DCHECK(backend->CanHandleType(storage::kFileSystemTypeExternal));
2399   additional_backends->push_back(backend);
2400 #endif
2401
2402   for (size_t i = 0; i < extra_parts_.size(); ++i) {
2403     extra_parts_[i]->GetAdditionalFileSystemBackends(
2404         browser_context, storage_partition_path, additional_backends);
2405   }
2406 }
2407
2408 #if defined(OS_POSIX) && !defined(OS_MACOSX)
2409 void ChromeContentBrowserClient::GetAdditionalMappedFilesForChildProcess(
2410     const base::CommandLine& command_line,
2411     int child_process_id,
2412     FileDescriptorInfo* mappings) {
2413 #if defined(V8_USE_EXTERNAL_STARTUP_DATA)
2414   if (v8_snapshot_fd_.get() == -1 && v8_natives_fd_.get() == -1) {
2415     base::FilePath v8_data_path;
2416     PathService::Get(gin::IsolateHolder::kV8SnapshotBasePathKey, &v8_data_path);
2417     DCHECK(!v8_data_path.empty());
2418
2419     int file_flags = base::File::FLAG_OPEN | base::File::FLAG_READ;
2420     base::FilePath v8_natives_data_path =
2421         v8_data_path.AppendASCII(gin::IsolateHolder::kNativesFileName);
2422     base::FilePath v8_snapshot_data_path =
2423         v8_data_path.AppendASCII(gin::IsolateHolder::kSnapshotFileName);
2424     base::File v8_natives_data_file(v8_natives_data_path, file_flags);
2425     base::File v8_snapshot_data_file(v8_snapshot_data_path, file_flags);
2426     DCHECK(v8_natives_data_file.IsValid());
2427     DCHECK(v8_snapshot_data_file.IsValid());
2428     v8_natives_fd_.reset(v8_natives_data_file.TakePlatformFile());
2429     v8_snapshot_fd_.reset(v8_snapshot_data_file.TakePlatformFile());
2430   }
2431   mappings->Share(kV8NativesDataDescriptor, v8_natives_fd_.get());
2432   mappings->Share(kV8SnapshotDataDescriptor, v8_snapshot_fd_.get());
2433 #endif  // V8_USE_EXTERNAL_STARTUP_DATA
2434
2435 #if defined(OS_ANDROID)
2436   base::FilePath data_path;
2437   PathService::Get(ui::DIR_RESOURCE_PAKS_ANDROID, &data_path);
2438   DCHECK(!data_path.empty());
2439
2440   int flags = base::File::FLAG_OPEN | base::File::FLAG_READ;
2441   base::FilePath chrome_resources_pak =
2442       data_path.AppendASCII("chrome_100_percent.pak");
2443   base::File file(chrome_resources_pak, flags);
2444   DCHECK(file.IsValid());
2445   mappings->Transfer(kAndroidChrome100PercentPakDescriptor,
2446                      base::ScopedFD(file.TakePlatformFile()));
2447
2448   const std::string locale = GetApplicationLocale();
2449   base::FilePath locale_pak = ResourceBundle::GetSharedInstance().
2450       GetLocaleFilePath(locale, false);
2451   file.Initialize(locale_pak, flags);
2452   DCHECK(file.IsValid());
2453   mappings->Transfer(kAndroidLocalePakDescriptor,
2454                      base::ScopedFD(file.TakePlatformFile()));
2455
2456   base::FilePath resources_pack_path;
2457   PathService::Get(chrome::FILE_RESOURCES_PACK, &resources_pack_path);
2458   file.Initialize(resources_pack_path, flags);
2459   DCHECK(file.IsValid());
2460   mappings->Transfer(kAndroidUIResourcesPakDescriptor,
2461                      base::ScopedFD(file.TakePlatformFile()));
2462
2463   if (breakpad::IsCrashReporterEnabled()) {
2464     file = breakpad::CrashDumpManager::GetInstance()->CreateMinidumpFile(
2465                child_process_id);
2466     if (file.IsValid()) {
2467       mappings->Transfer(kAndroidMinidumpDescriptor,
2468                          base::ScopedFD(file.TakePlatformFile()));
2469     } else {
2470       LOG(ERROR) << "Failed to create file for minidump, crash reporting will "
2471                  "be disabled for this process.";
2472     }
2473   }
2474
2475   base::FilePath app_data_path;
2476   PathService::Get(base::DIR_ANDROID_APP_DATA, &app_data_path);
2477   DCHECK(!app_data_path.empty());
2478
2479   flags = base::File::FLAG_OPEN | base::File::FLAG_READ;
2480   base::FilePath icudata_path =
2481       app_data_path.AppendASCII(base::i18n::kIcuDataFileName);
2482   base::File icudata_file(icudata_path, flags);
2483   DCHECK(icudata_file.IsValid());
2484   mappings->Transfer(kAndroidICUDataDescriptor,
2485                      base::ScopedFD(icudata_file.TakePlatformFile()));
2486 #else
2487   int crash_signal_fd = GetCrashSignalFD(command_line);
2488   if (crash_signal_fd >= 0) {
2489     mappings->Share(kCrashDumpSignal, crash_signal_fd);
2490   }
2491 #endif  // defined(OS_ANDROID)
2492 }
2493 #endif  // defined(OS_POSIX) && !defined(OS_MACOSX)
2494
2495 #if defined(OS_WIN)
2496 const wchar_t* ChromeContentBrowserClient::GetResourceDllName() {
2497   return chrome::kBrowserResourcesDll;
2498 }
2499
2500 void ChromeContentBrowserClient::PreSpawnRenderer(
2501     sandbox::TargetPolicy* policy,
2502     bool* success) {
2503   // This code is duplicated in nacl_exe_win_64.cc.
2504   // Allow the server side of a pipe restricted to the "chrome.nacl."
2505   // namespace so that it cannot impersonate other system or other chrome
2506   // service pipes.
2507   sandbox::ResultCode result = policy->AddRule(
2508       sandbox::TargetPolicy::SUBSYS_NAMED_PIPES,
2509       sandbox::TargetPolicy::NAMEDPIPES_ALLOW_ANY,
2510       L"\\\\.\\pipe\\chrome.nacl.*");
2511   if (result != sandbox::SBOX_ALL_OK) {
2512     *success = false;
2513     return;
2514   }
2515
2516   // Renderers need to send named pipe handles and shared memory
2517   // segment handles to NaCl loader processes.
2518   result = policy->AddRule(sandbox::TargetPolicy::SUBSYS_HANDLES,
2519                            sandbox::TargetPolicy::HANDLES_DUP_ANY,
2520                            L"File");
2521   if (result != sandbox::SBOX_ALL_OK) {
2522     *success = false;
2523     return;
2524   }
2525 }
2526 #endif
2527
2528 bool ChromeContentBrowserClient::CheckMediaAccessPermission(
2529     content::BrowserContext* browser_context,
2530     const GURL& security_origin,
2531     content::MediaStreamType type) {
2532   return MediaCaptureDevicesDispatcher::GetInstance()
2533       ->CheckMediaAccessPermission(
2534           browser_context, security_origin, type);
2535 }
2536
2537 void ChromeContentBrowserClient::OpenURL(
2538     content::BrowserContext* browser_context,
2539     const content::OpenURLParams& params,
2540     const base::Callback<void(content::WebContents*)>& callback) {
2541   DCHECK_CURRENTLY_ON(BrowserThread::UI);
2542
2543 #if !defined(OS_ANDROID) && !defined(OS_IOS)
2544   NavigateParams nav_params(Profile::FromBrowserContext(browser_context),
2545                             params.url,
2546                             params.transition);
2547   FillNavigateParamsFromOpenURLParams(&nav_params, params);
2548   nav_params.user_gesture = params.user_gesture;
2549
2550   Navigate(&nav_params);
2551   callback.Run(nav_params.target_contents);
2552 #elif defined(OS_ANDROID)
2553   chrome::android::ServiceTabLauncher::GetInstance()->LaunchTab(
2554       browser_context, params, callback);
2555 #else
2556   NOTIMPLEMENTED();
2557 #endif
2558 }
2559
2560 void ChromeContentBrowserClient::RecordURLMetric(const std::string& metric,
2561                                                  const GURL& url) {
2562   if (url.is_valid())
2563     rappor::SampleDomainAndRegistryFromGURL(metric, url);
2564 }
2565
2566 content::DevToolsManagerDelegate*
2567 ChromeContentBrowserClient::GetDevToolsManagerDelegate() {
2568 #if defined(OS_ANDROID)
2569   return new DevToolsManagerDelegateAndroid();
2570 #else
2571   return new ChromeDevToolsManagerDelegate();
2572 #endif
2573 }
2574
2575 content::TracingDelegate* ChromeContentBrowserClient::GetTracingDelegate() {
2576 #if !defined(OS_ANDROID)
2577   return new ChromeTracingDelegate();
2578 #else
2579   return nullptr;
2580 #endif
2581 }
2582
2583 bool ChromeContentBrowserClient::IsPluginAllowedToCallRequestOSFileHandle(
2584     content::BrowserContext* browser_context,
2585     const GURL& url) {
2586 #if defined(ENABLE_PLUGINS) && defined(ENABLE_EXTENSIONS)
2587   return ChromeContentBrowserClientPluginsPart::
2588       IsPluginAllowedToCallRequestOSFileHandle(browser_context, url,
2589                                                allowed_file_handle_origins_);
2590 #else
2591   return false;
2592 #endif
2593 }
2594
2595 bool ChromeContentBrowserClient::IsPluginAllowedToUseDevChannelAPIs(
2596     content::BrowserContext* browser_context,
2597     const GURL& url) {
2598 #if defined(ENABLE_PLUGINS) && defined(ENABLE_EXTENSIONS)
2599   return ChromeContentBrowserClientPluginsPart::
2600       IsPluginAllowedToUseDevChannelAPIs(browser_context, url,
2601                                          allowed_dev_channel_origins_);
2602 #else
2603   return false;
2604 #endif
2605 }
2606
2607 void ChromeContentBrowserClient::OverridePageVisibilityState(
2608       RenderFrameHost* render_frame_host,
2609       blink::WebPageVisibilityState* visibility_state) {
2610   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
2611
2612   WebContents* web_contents =
2613       WebContents::FromRenderFrameHost(render_frame_host);
2614   DCHECK(web_contents);
2615
2616   Profile* profile =
2617       Profile::FromBrowserContext(web_contents->GetBrowserContext());
2618   prerender::PrerenderManager* prerender_manager =
2619       prerender::PrerenderManagerFactory::GetForProfile(profile);
2620   if (prerender_manager &&
2621       prerender_manager->IsWebContentsPrerendering(web_contents, nullptr)) {
2622     *visibility_state = blink::WebPageVisibilityStatePrerender;
2623   }
2624 }
2625
2626 #if defined(ENABLE_WEBRTC)
2627 void ChromeContentBrowserClient::MaybeCopyDisableWebRtcEncryptionSwitch(
2628     base::CommandLine* to_command_line,
2629     const base::CommandLine& from_command_line,
2630     VersionInfo::Channel channel) {
2631 #if defined(OS_ANDROID)
2632   const VersionInfo::Channel kMaxDisableEncryptionChannel =
2633       VersionInfo::CHANNEL_BETA;
2634 #else
2635   const VersionInfo::Channel kMaxDisableEncryptionChannel =
2636       VersionInfo::CHANNEL_DEV;
2637 #endif
2638   if (channel <= kMaxDisableEncryptionChannel) {
2639     static const char* const kWebRtcDevSwitchNames[] = {
2640       switches::kDisableWebRtcEncryption,
2641     };
2642     to_command_line->CopySwitchesFrom(from_command_line,
2643                                       kWebRtcDevSwitchNames,
2644                                       arraysize(kWebRtcDevSwitchNames));
2645   }
2646 }
2647 #endif  // defined(ENABLE_WEBRTC)
2648
2649 }  // namespace chrome