Add missing macros includes in media/.

media/audio/audio_output_stream_sink.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_AUDIO_AUDIO_OUTPUT_STREAM_SINK_H_
 #define MEDIA_AUDIO_AUDIO_OUTPUT_STREAM_SINK_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
+#include "base/macros.h"
 #include "base/single_thread_task_runner.h"
 #include "base/synchronization/lock.h"
 #include "media/audio/audio_io.h"
 #include "media/base/audio_renderer_sink.h"
 #include "media/base/media_export.h"
 
 namespace media {
 
 // Wrapper which exposes the browser side audio interface (AudioOutputStream) as
 // if it were a renderer side audio interface (AudioRendererSink). Note: This
@@ skipping 57 matching lines @@
 
   // The actual AudioOutputStream, must only be accessed on the audio thread.
   AudioOutputStream* stream_;
 
   DISALLOW_COPY_AND_ASSIGN(AudioOutputStreamSink);
 };
 
 }  // namepace media
 
 #endif  // MEDIA_AUDIO_AUDIO_OUTPUT_STREAM_SINK_H_