Revert 226264 "Be able to build cast_unittest and related target..."

trunk/src/media/cast/video_receiver/video_decoder.h

Index: trunk/src/media/cast/video_receiver/video_decoder.h
===================================================================
--- trunk/src/media/cast/video_receiver/video_decoder.h	(revision 226266)
+++ trunk/src/media/cast/video_receiver/video_decoder.h	(working copy)
@@ -21,7 +21,9 @@
  public:
   VideoDecoder(scoped_refptr<CastThread> cast_thread,
                const VideoReceiverConfig& video_config);
+  ~VideoDecoder();
 
+
   // Decode a video frame. Decoded (raw) frame will be returned in the
   // frame_decoded_callback.
   void DecodeVideoFrame(const EncodedVideoFrame* encoded_frame,
@@ -29,12 +31,7 @@
                         const VideoFrameDecodedCallback& frame_decoded_callback,
                         base::Closure frame_release_callback);
 
- protected:
-  virtual ~VideoDecoder();
-
  private:
-  friend class base::RefCountedThreadSafe<VideoDecoder>;
-
   void DecodeFrame(const EncodedVideoFrame* encoded_frame,
                    const base::TimeTicks render_time,
                    const VideoFrameDecodedCallback& frame_decoded_callback);