Index: media/audio/audio_manager.h |
diff --git a/media/audio/audio_manager.h b/media/audio/audio_manager.h |
index ca4c4689e6aca51be3b504a5871eeeba3cbcf701..5b3ae6d3d53ef0fd385293cd4ae0509388a05561 100644 |
--- a/media/audio/audio_manager.h |
+++ b/media/audio/audio_manager.h |
@@ -118,6 +118,9 @@ class MEDIA_EXPORT AudioManager { |
class AudioDeviceListener { |
public: |
virtual void OnDeviceChange() = 0; |
+ |
+ protected: |
+ virtual ~AudioDeviceListener() { } |
}; |
virtual void AddOutputDeviceChangeListener(AudioDeviceListener* listener) = 0; |