Index: Source/core/frame/Location.h |
diff --git a/Source/core/frame/Location.h b/Source/core/frame/Location.h |
index be9dbce7d255d9749c8b72e88156129dd1ed39ff..841729f99168c89da485084742f4d950bfd898e4 100644 |
--- a/Source/core/frame/Location.h |
+++ b/Source/core/frame/Location.h |
@@ -75,7 +75,7 @@ public: |
PassRefPtrWillBeRawPtr<DOMStringList> ancestorOrigins() const; |
- void trace(Visitor*) { } |
+ virtual void trace(Visitor*) { } |
private: |
explicit Location(LocalFrame*); |