Index: Source/core/timing/PerformanceTiming.h |
diff --git a/Source/core/timing/PerformanceTiming.h b/Source/core/timing/PerformanceTiming.h |
index ef5b9dc6d34699da4587b47fba9f483f6318c69e..5b56dacf61c954cda231debf90dc2e19e68ad8d3 100644 |
--- a/Source/core/timing/PerformanceTiming.h |
+++ b/Source/core/timing/PerformanceTiming.h |
@@ -74,7 +74,7 @@ public: |
unsigned long long loadEventStart() const; |
unsigned long long loadEventEnd() const; |
- void trace(Visitor*) { } |
+ virtual void trace(Visitor*) { } |
private: |
explicit PerformanceTiming(LocalFrame*); |