Adding JSEP PeerConnection glue.

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 503c510b12659c43c84580402d10476ea3f617fb..53f601f8e7b0b0471db4108426c824f40769ac92 100644
--- a/content/renderer/media/media_stream_impl.h
+++ b/content/renderer/media/media_stream_impl.h
@@ -41,13 +41,15 @@ class Thread;
 }
 
 namespace WebKit {
+class WebJSEPPeerConnectionHandler;
+class WebJSEPPeerConnectionHandlerClient;
 class WebPeerConnectionHandler;
 class WebPeerConnectionHandlerClient;
 }
 
 class MediaStreamDispatcher;
 class MediaStreamDependencyFactory;
-class PeerConnectionHandler;
+class PeerConnectionHandlerBase;
 class VideoCaptureImplManager;
 class RTCVideoDecoder;
 
@@ -72,6 +74,8 @@ class CONTENT_EXPORT MediaStreamImpl
 
   virtual WebKit::WebPeerConnectionHandler* CreatePeerConnectionHandler(
       WebKit::WebPeerConnectionHandlerClient* client);
+  virtual WebKit::WebJSEPPeerConnectionHandler* CreatePeerConnectionHandlerJsep(
+      WebKit::WebJSEPPeerConnectionHandlerClient* client);
   virtual void ClosePeerConnection();
   virtual webrtc::MediaStreamTrackInterface* GetLocalMediaStreamTrack(
       const std::string& label);
@@ -156,7 +160,7 @@ class CONTENT_EXPORT MediaStreamImpl
   // peer_connection_handler_ is a weak reference, owned by WebKit. It's valid
   // until stop is called on it (which will call ClosePeerConnection on us).
   // TODO(grunell): Support several PeerConnectionsHandlers.
-  PeerConnectionHandler* peer_connection_handler_;
+  PeerConnectionHandlerBase* peer_connection_handler_;
 
   // We keep a list of the generated local tracks, so that we can add capture
   // devices when generated and also use them for recording.