Allow transitioning to HAVE_METADATA before pipeline initialization completes.

webkit/media/webmediaplayer_proxy.h

Index: webkit/media/webmediaplayer_proxy.h
diff --git a/webkit/media/webmediaplayer_proxy.h b/webkit/media/webmediaplayer_proxy.h
index 69e0e2cc246561223cea49d1a97009102b963f8b..6e86a015ecae01e7826c75912696f2ac7e0147a9 100644
--- a/webkit/media/webmediaplayer_proxy.h
+++ b/webkit/media/webmediaplayer_proxy.h
@@ -75,10 +75,10 @@ class WebMediaPlayerProxy
   void AbortDataSource();
 
   // Methods for Pipeline -> WebMediaPlayerImpl communication.
-  void PipelineInitializationCallback(media::PipelineStatus status);
   void PipelineSeekCallback(media::PipelineStatus status);
   void PipelineEndedCallback(media::PipelineStatus status);
   void PipelineErrorCallback(media::PipelineStatus error);
+  void PipelineReadyStateCallback(media::Pipeline::ReadyState ready_state);
 
   // ChunkDemuxerClient implementation.
   virtual void DemuxerOpened(media::ChunkDemuxer* demuxer) OVERRIDE;
@@ -124,9 +124,6 @@ class WebMediaPlayerProxy
   // Invoke |webmediaplayer_| to perform a repaint.
   void RepaintTask();
 
-  // Notify |webmediaplayer_| that initialization has finished.
-  void PipelineInitializationTask(media::PipelineStatus status);
-
   // Notify |webmediaplayer_| that a seek has finished.
   void PipelineSeekTask(media::PipelineStatus status);
 
@@ -137,6 +134,9 @@ class WebMediaPlayerProxy
   // playback.
   void PipelineErrorTask(media::PipelineStatus error);
 
+  // Notify |webmediaplayer_| of ready_state changes.
+  void PipelineReadyStateTask(media::Pipeline::ReadyState ready_state);
+
   // Inform |webmediaplayer_| whether the video content is opaque.
   void SetOpaqueTask(bool opaque);