Index: Source/core/html/track/AudioTrack.h |
diff --git a/Source/core/html/track/AudioTrack.h b/Source/core/html/track/AudioTrack.h |
index 64d68cfc2d512b93af331ed83af4a93fe7bc9e8c..dee66483a8d153293ce15bad53dc188b8504e203 100644 |
--- a/Source/core/html/track/AudioTrack.h |
+++ b/Source/core/html/track/AudioTrack.h |
@@ -39,6 +39,8 @@ private: |
bool m_enabled; |
}; |
+DEFINE_TRACK_TYPE_CASTS(AudioTrack, TrackBase::AudioTrack); |
+ |
} |
#endif |