Remove MessageLoop methods from Filter interface

media/filters/omx_video_decoder.h

Index: media/filters/omx_video_decoder.h
diff --git a/media/filters/omx_video_decoder.h b/media/filters/omx_video_decoder.h
index 7eb850488286be8f9793ff7d358f18462aca4dce..ddec99f99d77f50f103d4eb31a2634ac027d43a7 100644
--- a/media/filters/omx_video_decoder.h
+++ b/media/filters/omx_video_decoder.h
@@ -23,7 +23,8 @@ class VideoFrame;
 class OmxVideoDecoder : public VideoDecoder,
                         public VideoDecodeEngine::EventHandler {
  public:
-  explicit OmxVideoDecoder(VideoDecodeContext* decode_context);
+  OmxVideoDecoder(MessageLoop* message_loop,
+                  VideoDecodeContext* decode_context);
   virtual ~OmxVideoDecoder();
 
   // Filter implementations.
@@ -50,6 +51,8 @@ class OmxVideoDecoder : public VideoDecoder,
   // scoped_refptr.
   void DemuxCompleteTask(Buffer* buffer);
 
+  MessageLoop* message_loop_;
+
   // Pointer to the demuxer stream that will feed us compressed buffers.
   scoped_refptr<DemuxerStream> demuxer_stream_;
   scoped_ptr<VideoDecodeEngine> decode_engine_;