Revert of Roll WebRTC 9432:9472, Libjingle 9433:9445 (patchset #2 id:20001 of https...

Revert of Roll WebRTC 9432:9472, Libjingle 9433:9445 (patchset #2 id:20001 of https://codereview.chromium.org/1199523002/)

Reason for revert:
https://build.chromium.org/p/chromium.linux/builders/Linux%20GN%20Clobber/builds/1442/steps/compile/logs/stdio

FAILED: /mnt/data/b/build/goma/gomacc ../../third_party/llvm-build/Release+Asserts/bin/clang++ -MMD -MF obj/third_party/webrtc/modules/audio_coding/main/acm2/acm_dump.acm_dump.o.d -DRTC_AUDIOCODING_DEBUG_DUMP -DV8_DEPRECATION_WARNINGS -DCLD_VERSION=2 -DENABLE_MDNS=1 -DENABLE_NOTIFICATIONS -DENABLE_PEPPER_CDMS -DENABLE_PLUGINS=1 -DENABLE_PRINTING=1 -DENABLE_BASIC_PRINTING=1 -DENABLE_PRINT_PREVIEW=1 -DENABLE_SPELLCHECK=1 -DDONT_EMBED_BUILD_METADATA -DUSE_UDEV -DUI_COMPOSITOR_IMAGE_TRANSPORT -DUSE_ASH=1 -DUSE_AURA=1 -DUSE_PANGO=1 -DUSE_CAIRO=1 -DUSE_CLIPBOARD_AURAX11=1 -DUSE_DEFAULT_RENDER_THEME=1 -DUSE_GLIB=1 -DUSE_NSS_CERTS=1 -DUSE_X11=1 -DENABLE_WEBRTC=1 -DENABLE_EXTENSIONS=1 -DENABLE_CONFIGURATION_POLICY -DENABLE_TASK_MANAGER=1 -DENABLE_THEMES=1 -DENABLE_CAPTIVE_PORTAL_DETECTION=1 -DENABLE_SESSION_SERVICE=1 -DENABLE_APP_LIST=1 -DENABLE_SETTINGS_APP=1 -DENABLE_SUPERVISED_USERS=1 -DENABLE_SERVICE_DISCOVERY=1 -DENABLE_AUTOFILL_DIALOG=1 -DENABLE_REMOTING=1 -DENABLE_GOOGLE_NOW=1 -DENABLE_ONE_CLICK_SIGNIN -DENABLE_HIDPI=1 -DV8_USE_EXTERNAL_STARTUP_DATA -DENABLE_BACKGROUND=1 -DENABLE_PRE_SYNC_BACKUP -DFULL_SAFE_BROWSING -DSAFE_BROWSING_CSD -DSAFE_BROWSING_DB_LOCAL -DSAFE_BROWSING_SERVICE -DCHROMIUM_BUILD -DENABLE_MEDIA_ROUTER=1 -DCR_CLANG_REVISION=239765-1 -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -DNDEBUG -DNVALGRIND -DDYNAMIC_ANNOTATIONS_ENABLED=0 -DGOOGLE_PROTOBUF_NO_RTTI -DGOOGLE_PROTOBUF_NO_STATIC_INITIALIZER -I../.. -Igen -I../../third_party/protobuf/src -Igen/protoc_out -I../../third_party/protobuf/src -I../../third_party/protobuf -fno-strict-aliasing -fstack-protector --param=ssp-buffer-size=4 -m64 -march=x86-64 -funwind-tables -fPIC -pipe -pthread -B../../third_party/binutils/Linux_x64/Release/bin -fcolor-diagnostics -Wall -Wsign-compare -Wendif-labels -Werror -Wno-missing-field-initializers -Wno-unused-parameter -Wno-c++11-narrowing -Wno-char-subscripts -Wno-covered-switch-default -Wno-deprecated-register -Wno-unneeded-internal-declaration -Wno-reserved-user-defined-literal -Wno-inconsistent-missing-override -fvisibility=hidden -Xclang -load -Xclang ../../third_party/llvm-build/Release+Asserts/lib/libFindBadConstructs.so -Xclang -plugin-arg-find-bad-constructs -Xclang check-templates -Xclang -add-plugin -Xclang find-bad-constructs -Wheader-hygiene -Wstring-conversion -O2 -fno-ident -fdata-sections -ffunction-sections -g1 -gsplit-dwarf -fno-threadsafe-statics -fvisibility-inlines-hidden -std=gnu++11 -fno-rtti -fno-exceptions -c ../../third_party/webrtc/modules/audio_coding/main/acm2/acm_dump.cc -o obj/third_party/webrtc/modules/audio_coding/main/acm2/acm_dump.acm_dump.o
../../third_party/webrtc/modules/audio_coding/main/acm2/acm_dump.cc:11:10: fatal error: 'webrtc/modules/audio_coding/main/acm2/acm_dump.h' file not found
#include "webrtc/modules/audio_coding/main/acm2/acm_dump.h"
         ^
1 error generated.
ninja: build stopped: subcommand failed.

Original issue's description:
> Roll WebRTC 9432:9472, Libjingle 9433:9445
>
> WebRTC 9432:9472
> Changes: https://chromium.googlesource.com/external/webrtc/trunk/webrtc.git/+log/407258c..099a9e6
>
> Libjingle 9433:9445
> Changes: https://chromium.googlesource.com/external/webrtc/trunk/talk.git/+log/9602631..c316db2
>
> TBR=
> BUG=
>
> Committed: https://crrev.com/6d6e9ad5fe674ffc1445165b462347674578bb97
> Cr-Commit-Position: refs/heads/master@{#335326}

TBR=mcasas@chromium.org,niklase@chromium.org,niklase@google.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/1191233005

Cr-Commit-Position: refs/heads/master@{#335331}