Integrate VDA with WebRTC.

content/renderer/media/media_stream_dependency_factory.h

Index: content/renderer/media/media_stream_dependency_factory.h
diff --git a/content/renderer/media/media_stream_dependency_factory.h b/content/renderer/media/media_stream_dependency_factory.h
index 2bdd8ffaba98220a385e0e224115c847b5624c93..4a67aa67f4d84fc7bde24994c6b97dba790f02de 100644
--- a/content/renderer/media/media_stream_dependency_factory.h
+++ b/content/renderer/media/media_stream_dependency_factory.h
@@ -13,6 +13,7 @@
 #include "content/common/content_export.h"
 #include "content/renderer/media/media_stream_extra_data.h"
 #include "content/renderer/p2p/socket_dispatcher.h"
+#include "media/filters/gpu_video_decoder.h"
 #include "third_party/libjingle/source/talk/app/webrtc/peerconnectioninterface.h"
 #include "third_party/libjingle/source/talk/app/webrtc/videosourceinterface.h"
 
@@ -55,6 +56,7 @@ class CONTENT_EXPORT MediaStreamDependencyFactory
                               bool live)> MediaSourcesCreatedCallback;
   MediaStreamDependencyFactory(
       VideoCaptureImplManager* vc_manager,
+      const scoped_refptr<media::GpuVideoDecoder::Factories>& gpu_factories,
       P2PSocketDispatcher* p2p_socket_dispatcher);
   virtual ~MediaStreamDependencyFactory();
 
@@ -188,6 +190,7 @@ class CONTENT_EXPORT MediaStreamDependencyFactory
   scoped_refptr<webrtc::PeerConnectionFactoryInterface> pc_factory_;
 
   scoped_refptr<VideoCaptureImplManager> vc_manager_;
+  scoped_refptr<media::GpuVideoDecoder::Factories> gpu_factories_;
   scoped_refptr<P2PSocketDispatcher> p2p_socket_dispatcher_;
   scoped_refptr<WebRtcAudioDeviceImpl> audio_device_;
 
@@ -196,6 +199,7 @@ class CONTENT_EXPORT MediaStreamDependencyFactory
   talk_base::Thread* signaling_thread_;
   talk_base::Thread* worker_thread_;
   base::Thread chrome_worker_thread_;
+  base::Thread decoder_worker_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaStreamDependencyFactory);
 };