Index: media/audio/audio_system.h |
diff --git a/media/audio/audio_system.h b/media/audio/audio_system.h |
index 66dc622db267575d189e74adc5fb4729c6fbc6c7..8a87e5a29b200c713e5cf1a55c8009dc3f89ed86 100644 |
--- a/media/audio/audio_system.h |
+++ b/media/audio/audio_system.h |
@@ -56,6 +56,8 @@ class MEDIA_EXPORT AudioSystem { |
virtual void HasInputDevices(OnBoolCallback on_has_devices_cb) const = 0; |
+ virtual void HasOutputDevices(OnBoolCallback on_has_devices_cb) const = 0; |
+ |
// Replies with device descriptions of input audio devices if |for_input| is |
// true, and of output audio devices otherwise. |
virtual void GetDeviceDescriptions( |