| Index: media/audio/mac/audio_device_listener_mac.h
 | 
| diff --git a/media/audio/mac/audio_device_listener_mac.h b/media/audio/mac/audio_device_listener_mac.h
 | 
| index 7f06e5cb0ab34f45b6b29115666a1c6aed66a79c..1d02d9cb7de0cbc365644e01fa0e1b781e888453 100644
 | 
| --- a/media/audio/mac/audio_device_listener_mac.h
 | 
| +++ b/media/audio/mac/audio_device_listener_mac.h
 | 
| @@ -8,6 +8,7 @@
 | 
|  #include <CoreAudio/AudioHardware.h>
 | 
|  
 | 
|  #include "base/callback.h"
 | 
| +#include "base/macros.h"
 | 
|  #include "base/threading/thread_checker.h"
 | 
|  #include "media/base/media_export.h"
 | 
|  
 | 
| 
 |