Index: third_party/WebKit/Source/core/html/track/TrackBase.cpp |
diff --git a/third_party/WebKit/Source/core/html/track/TrackBase.cpp b/third_party/WebKit/Source/core/html/track/TrackBase.cpp |
index 735987db437c2d6fbc73514c995ce0be5d98c11e..d4eb750efafcab737af4fc5b8b275e1aa9876404 100644 |
--- a/third_party/WebKit/Source/core/html/track/TrackBase.cpp |
+++ b/third_party/WebKit/Source/core/html/track/TrackBase.cpp |
@@ -64,6 +64,7 @@ Node* TrackBase::owner() const |
DEFINE_TRACE(TrackBase) |
{ |
+ Supplementable<TrackBase>::trace(visitor); |
visitor->trace(m_mediaElement); |
} |