Media Remoting: Update remoting interstitial when status changes.

media/remoting/remote_renderer_impl.h

Index: media/remoting/remote_renderer_impl.h
diff --git a/media/remoting/remote_renderer_impl.h b/media/remoting/remote_renderer_impl.h
index a396562e92e53984d5a9c98094d9cf379183daef..e3e6916e68a97bfa0f797d69d89959ec14e188a1 100644
--- a/media/remoting/remote_renderer_impl.h
+++ b/media/remoting/remote_renderer_impl.h
@@ -67,6 +67,16 @@ class RemoteRendererImpl : public Renderer {
       base::WeakPtr<RemoteRendererImpl> self,
       std::unique_ptr<remoting::pb::RpcMessage> message);
 
+  // Callback when remoting interstitial needs to be updated. Will post task to
+  // media thread to avoid threading race condition.
+  static void RequestUpdateInterstitialOnMainThread(
+      scoped_refptr<base::SingleThreadTaskRunner> media_task_runner,
+      base::WeakPtr<RemoteRendererImpl> remote_renderer_impl,
+      VideoRendererSink* video_renderer_sink,
+      const SkBitmap& background_image,
+      const gfx::Size& canvas_size,
+      RemotingInterstitialType interstitial_type);
+
  public:
   // media::Renderer implementation.
   void Initialize(DemuxerStreamProvider* demuxer_stream_provider,
@@ -121,12 +131,15 @@ class RemoteRendererImpl : public Renderer {
   void OnStatisticsUpdate(std::unique_ptr<remoting::pb::RpcMessage> message);
   void OnDurationChange(std::unique_ptr<remoting::pb::RpcMessage> message);
 
+  // Called to update the remoting interstitial.
+  void UpdateInterstitial(VideoRendererSink* video_renderer_sink,
+                          const SkBitmap& background_image,
+                          const gfx::Size& canvas_size,
+                          RemotingInterstitialType interstitial_type);
+
   // Shut down remoting session.
   void OnFatalError(PipelineStatus status);
 
-  // Show interstial accordingly.
-  void UpdateInterstitial();
-
   State state_;
   const scoped_refptr<base::SingleThreadTaskRunner> main_task_runner_;
   const scoped_refptr<base::SingleThreadTaskRunner> media_task_runner_;
@@ -160,8 +173,6 @@ class RemoteRendererImpl : public Renderer {
   CdmAttachedCB cdm_attached_cb_;
   base::Closure flush_cb_;
 
-  RemotingInterstitialUI interstitial_ui_;
-
   base::WeakPtrFactory<RemoteRendererImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RemoteRendererImpl);