Create webrtc PeerConnectionFactory with the modular factory

That allows to use chromium's implementation of the webrtc::TaskQueueFactory
explicitly instead of through the global variable

Bug: webrtc:10284
Change-Id: Id79d63fd9710d72cfe17497ef91b615999350cfe
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1627381Reviewed-by: Florent Castelli <orphis@chromium.org>
Commit-Queue: Danil Chapovalov <danilchap@chromium.org>
Cr-Commit-Position: refs/heads/master@{#662993}

content/renderer/BUILD.gn

@@ -633,7 +633,7 @@ target(link_target_type, "renderer") {
     "//third_party/libyuv",
     "//third_party/opus",
     "//third_party/sqlite",
-    "//third_party/webrtc/api:create_peerconnection_factory",
+    "//third_party/webrtc/api:callfactory_api",
     "//third_party/webrtc/api:libjingle_logging_api",
     "//third_party/webrtc/api:libjingle_peerconnection_api",
     "//third_party/webrtc/api:rtc_stats_api",
@@ -654,12 +654,14 @@ target(link_target_type, "renderer") {
     "//third_party/webrtc/api/audio_codecs/opus:audio_decoder_opus",
     "//third_party/webrtc/api/audio_codecs/opus:audio_encoder_multiopus",
     "//third_party/webrtc/api/audio_codecs/opus:audio_encoder_opus",
+    "//third_party/webrtc/api/rtc_event_log:rtc_event_log_factory",
     "//third_party/webrtc/api/video:video_bitrate_allocation",
     "//third_party/webrtc/api/video:video_frame",
     "//third_party/webrtc/api/video:video_frame_i420",
     "//third_party/webrtc/api/video_codecs:rtc_software_fallback_wrappers",
     "//third_party/webrtc/api/video_codecs:video_codecs_api",
     "//third_party/webrtc/common_video:common_video",
+    "//third_party/webrtc/media:rtc_audio_video",
     "//third_party/webrtc/media:rtc_internal_video_codecs",
     "//third_party/webrtc/media:rtc_media",
     "//third_party/webrtc/media:rtc_media_base",

content/renderer/media/webrtc/peer_connection_dependency_factory.cc

@@ -59,13 +59,18 @@
 #include "third_party/blink/public/web/modules/mediastream/media_stream_video_track.h"
 #include "third_party/blink/public/web/web_document.h"
 #include "third_party/blink/public/web/web_local_frame.h"
-#include "third_party/webrtc/api/create_peerconnection_factory.h"
+#include "third_party/webrtc/api/call/call_factory_interface.h"
+#include "third_party/webrtc/api/peer_connection_interface.h"
+#include "third_party/webrtc/api/rtc_event_log/rtc_event_log_factory.h"
 #include "third_party/webrtc/api/video_track_source_proxy.h"
 #include "third_party/webrtc/media/engine/fake_video_codec_factory.h"
 #include "third_party/webrtc/media/engine/multiplex_codec_factory.h"
+#include "third_party/webrtc/media/engine/webrtc_media_engine.h"
+#include "third_party/webrtc/modules/audio_processing/include/audio_processing.h"
 #include "third_party/webrtc/modules/video_coding/codecs/h264/include/h264.h"
 #include "third_party/webrtc/rtc_base/ref_counted_object.h"
 #include "third_party/webrtc/rtc_base/ssl_adapter.h"
+#include "third_party/webrtc_overrides/task_queue_factory.h"
 
 namespace content {
 
@@ -313,12 +318,24 @@ void PeerConnectionDependencyFactory::InitializeSignalingThread(
         std::make_unique<webrtc::FakeVideoDecoderFactory>();
   }
 
-  pc_factory_ = webrtc::CreatePeerConnectionFactory(
-      worker_thread_ /* network thread */, worker_thread_, signaling_thread_,
-      audio_device_.get(), CreateWebrtcAudioEncoderFactory(),
-      CreateWebrtcAudioDecoderFactory(), std::move(webrtc_encoder_factory),
-      std::move(webrtc_decoder_factory), nullptr /* audio_mixer */,
-      nullptr /* audio_processing */);
+  webrtc::PeerConnectionFactoryDependencies pcf_deps;
+  pcf_deps.worker_thread = worker_thread_;
+  pcf_deps.network_thread = worker_thread_;
+  pcf_deps.signaling_thread = signaling_thread_;
+  pcf_deps.task_queue_factory = CreateWebRtcTaskQueueFactory();
+  pcf_deps.call_factory = webrtc::CreateCallFactory();
+  pcf_deps.event_log_factory = std::make_unique<webrtc::RtcEventLogFactory>(
+      pcf_deps.task_queue_factory.get());
+  cricket::MediaEngineDependencies media_deps;
+  media_deps.task_queue_factory = pcf_deps.task_queue_factory.get();
+  media_deps.adm = audio_device_.get();
+  media_deps.audio_encoder_factory = CreateWebrtcAudioEncoderFactory();
+  media_deps.audio_decoder_factory = CreateWebrtcAudioDecoderFactory();
+  media_deps.video_encoder_factory = std::move(webrtc_encoder_factory);
+  media_deps.video_decoder_factory = std::move(webrtc_decoder_factory);
+  media_deps.audio_processing = webrtc::AudioProcessingBuilder().Create();
+  pcf_deps.media_engine = cricket::CreateMediaEngine(std::move(media_deps));
+  pc_factory_ = webrtc::CreateModularPeerConnectionFactory(std::move(pcf_deps));
   CHECK(pc_factory_.get());
 
   webrtc::PeerConnectionFactoryInterface::Options factory_options;