Index: media/audio/mac/audio_manager_mac.h |
diff --git a/media/audio/mac/audio_manager_mac.h b/media/audio/mac/audio_manager_mac.h |
index d655d4b11ed9d54fac49daf85f6dd13de0916fd9..085c67943ac4171bd7ac6957e465230f6c21bdb7 100644 |
--- a/media/audio/mac/audio_manager_mac.h |
+++ b/media/audio/mac/audio_manager_mac.h |
@@ -6,6 +6,7 @@ |
#define MEDIA_AUDIO_MAC_AUDIO_MANAGER_MAC_H_ |
#include "base/basictypes.h" |
+#include "base/callback.h" |
#include "base/compiler_specific.h" |
#include "media/audio/audio_manager_base.h" |
@@ -38,6 +39,9 @@ class MEDIA_EXPORT AudioManagerMac : public AudioManagerBase { |
virtual ~AudioManagerMac(); |
private: |
+ // Listens for output device changes. |
+ base::Closure listener_cb_; |
+ |
DISALLOW_COPY_AND_ASSIGN(AudioManagerMac); |
}; |