Index: Source/modules/encryptedmedia/MediaKeys.h |
diff --git a/Source/modules/encryptedmedia/MediaKeys.h b/Source/modules/encryptedmedia/MediaKeys.h |
index 53acca5a36d02b05eba7106e5857de2787492c6a..3cf77f55cd6b29cd5d66af87db8bb0ee97da334e 100644 |
--- a/Source/modules/encryptedmedia/MediaKeys.h |
+++ b/Source/modules/encryptedmedia/MediaKeys.h |
@@ -59,7 +59,7 @@ public: |
blink::WebContentDecryptionModule* contentDecryptionModule(); |
- void trace(Visitor*); |
+ virtual void trace(Visitor*); |
// ContextLifecycleObserver |
virtual void contextDestroyed() OVERRIDE; |