Add missing macros includes in media/.

media/audio/sounds/sounds_manager.h

 // Copyright 2013 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_SOUNDS_SOUNDS_MANAGER_H_
 #define MEDIA_AUDIO_SOUNDS_SOUNDS_MANAGER_H_
 
 #include "base/containers/hash_tables.h"
+#include "base/macros.h"
 #include "base/strings/string_piece.h"
 #include "base/threading/non_thread_safe.h"
 #include "base/time/time.h"
 #include "media/base/media_export.h"
 
 namespace media {
 
 // This class is used for reproduction of system sounds. All methods
 // should be accessed from the Audio thread.
 class MEDIA_EXPORT SoundsManager : public base::NonThreadSafe {
@@ skipping 35 matching lines @@
   SoundsManager();
   virtual ~SoundsManager();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(SoundsManager);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_AUDIO_SOUNDS_SOUNDS_MANAGER_H_