Cast:Adding cast_transport_config and cleaning up

media/cast/video_receiver/video_decoder.h

Index: media/cast/video_receiver/video_decoder.h
diff --git a/media/cast/video_receiver/video_decoder.h b/media/cast/video_receiver/video_decoder.h
index 97a8a62cc70f6cfd15b8f8cb697f4443965bb6df..f1146ae87069be9e65e4e18cb4ebddcd81958b13 100644
--- a/media/cast/video_receiver/video_decoder.h
+++ b/media/cast/video_receiver/video_decoder.h
@@ -26,12 +26,12 @@ class VideoDecoder : public base::NonThreadSafe {
 
   // Decode a video frame. Decoded (raw) frame will be returned via the
   // provided callback
-  bool DecodeVideoFrame(const EncodedVideoFrame* encoded_frame,
+  bool DecodeVideoFrame(const transport::EncodedVideoFrame* encoded_frame,
                         const base::TimeTicks render_time,
                         const VideoFrameDecodedCallback& frame_decoded_cb);
 
  private:
-  VideoCodec codec_;
+  transport::VideoCodec codec_;
   scoped_ptr<Vp8Decoder> vp8_decoder_;
 
   DISALLOW_COPY_AND_ASSIGN(VideoDecoder);