Upstream version 10.39.225.0

[platform/framework/web/crosswalk.git] / src / third_party / WebKit / Source / modules / mediastream / MediaStreamTrackSourcesCallback.h

diff --git a/src/third_party/WebKit/Source/modules/mediastream/MediaStreamTrackSourcesCallback.h b/src/third_party/WebKit/Source/modules/mediastream/MediaStreamTrackSourcesCallback.h
index bf33fd9..9382a12 100644 (file)
--- a/src/third_party/WebKit/Source/modules/mediastream/MediaStreamTrackSourcesCallback.h
+++ b/src/third_party/WebKit/Source/modules/mediastream/MediaStreamTrackSourcesCallback.h
@@ -31,9 +31,10 @@ namespace blink {
 
 class MediaStreamTrackSourcesResponse;
 
-class MediaStreamTrackSourcesCallback {
+class MediaStreamTrackSourcesCallback : public GarbageCollectedFinalized<MediaStreamTrackSourcesCallback> {
 public:
     virtual ~MediaStreamTrackSourcesCallback() { }
+    virtual void trace(Visitor*) { }
     virtual void handleEvent(const SourceInfoVector&) = 0;
 };