Add missing macros includes in media/.

media/cast/receiver/cast_receiver_impl.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_CAST_RECEIVER_CAST_RECEIVER_IMPL_H_
 #define MEDIA_CAST_RECEIVER_CAST_RECEIVER_IMPL_H_
 
+#include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "media/cast/cast_environment.h"
 #include "media/cast/cast_receiver.h"
 #include "media/cast/net/pacing/paced_sender.h"
 #include "media/cast/receiver/frame_receiver.h"
 
 namespace media {
 namespace cast {
 
@@ skipping 89 matching lines @@
   // images for playback.
   scoped_ptr<VideoDecoder> video_decoder_;
 
   DISALLOW_COPY_AND_ASSIGN(CastReceiverImpl);
 };
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_RECEIVER_CAST_RECEIVER_IMPL_