Index: content/common/media/media_stream_options.h |
diff --git a/content/common/media/media_stream_options.h b/content/common/media/media_stream_options.h |
index 1b7401caaa10b9f69008e093fff9d88b5d3a5e94..e58f137000364a1a704f24bbf6328df65c31cb66 100644 |
--- a/content/common/media/media_stream_options.h |
+++ b/content/common/media/media_stream_options.h |
@@ -28,6 +28,9 @@ CONTENT_EXPORT extern const char kMediaStreamSourceSystem[]; |
// device belongs to. |
CONTENT_EXPORT extern const char kMediaStreamRenderToAssociatedSink[]; |
+// Controls whether ducking of audio is enabled on platforms that support it. |
+CONTENT_EXPORT extern const char kMediaStreamAudioDucking[]; |
+ |
// StreamOptions is a Chromium representation of constraints |
// used in WebUserMediaRequest. |
// It describes properties requested by JS in a request for a new |