Adds MediaStreamSource, MediaStreamAudioSource and MediaStreamVideoCaptureDeviceSource

content/renderer/media/mock_media_stream_dependency_factory.cc

Index: content/renderer/media/mock_media_stream_dependency_factory.cc
diff --git a/content/renderer/media/mock_media_stream_dependency_factory.cc b/content/renderer/media/mock_media_stream_dependency_factory.cc
index 8b5ee8b0adf7b6ba7dc8c13c23d6373929081f3b..656da3323e07bfa047a71f1f9181f2a1a79f177d 100644
--- a/content/renderer/media/mock_media_stream_dependency_factory.cc
+++ b/content/renderer/media/mock_media_stream_dependency_factory.cc
@@ -417,13 +417,9 @@ MockMediaStreamDependencyFactory::CreateLocalAudioSource(
   return last_audio_source_;
 }
 
-scoped_refptr<webrtc::VideoSourceInterface>
-MockMediaStreamDependencyFactory::CreateLocalVideoSource(
-    int video_session_id,
-    bool is_screencast,
-    const webrtc::MediaConstraintsInterface* constraints) {
-  last_video_source_ = new talk_base::RefCountedObject<MockVideoSource>();
-  return last_video_source_;
+cricket::VideoCapturer* MockMediaStreamDependencyFactory::CreateVideoCapturer(
+    const StreamDeviceInfo& info) {
+  return NULL;
 }
 
 scoped_refptr<webrtc::VideoSourceInterface>