Adding audio support to the new webmediaplyer

content/renderer/media/media_stream_impl.h

Index: content/renderer/media/media_stream_impl.h
diff --git a/content/renderer/media/media_stream_impl.h b/content/renderer/media/media_stream_impl.h
index 110e23a39661ea801ba1a3ab740679216b410eb3..75ee91b410ea3900eea5dc1c12cb81151aa7f1e7 100644
--- a/content/renderer/media/media_stream_impl.h
+++ b/content/renderer/media/media_stream_impl.h
@@ -22,6 +22,10 @@
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebUserMediaRequest.h"
 #include "webkit/media/media_stream_client.h"
 
+namespace media {
+class RtcAudioRenderer;
+}
+
 namespace WebKit {
 class WebMediaStreamDescriptor;
 }
@@ -30,6 +34,7 @@ namespace content {
 class MediaStreamDependencyFactory;
 class MediaStreamDispatcher;
 class VideoCaptureImplManager;
+class WebRtcAudioRenderer;
 
 // MediaStreamImpl is a delegate for the Media Stream API messages used by
 // WebKit. It ties together WebKit, native PeerConnection in libjingle and
@@ -76,6 +81,8 @@ class CONTENT_EXPORT MediaStreamImpl
   virtual scoped_refptr<media::VideoDecoder> GetVideoDecoder(
       const GURL& url,
       media::MessageLoopFactory* message_loop_factory) OVERRIDE;
+  virtual scoped_refptr<media::RtcAudioRenderer> GetAudioRenderer(
+      const GURL& url) OVERRIDE;
 
   // MediaStreamDispatcherEventHandler implementation.
   virtual void OnStreamGenerated(
@@ -145,6 +152,8 @@ class CONTENT_EXPORT MediaStreamImpl
   scoped_refptr<media::VideoDecoder> CreateRemoteVideoDecoder(
       webrtc::MediaStreamInterface* stream,
       media::MessageLoopFactory* message_loop_factory);
+  scoped_refptr<WebRtcAudioRenderer> CreateRemoteAudioRenderer(
+        webrtc::MediaStreamInterface* stream);
 
   // Weak ref to a MediaStreamDependencyFactory, owned by the RenderThread.
   // It's valid for the lifetime of RenderThread.