Chromium Code Reviews| Index: Source/core/css/StyleMedia.h |
| diff --git a/Source/core/css/StyleMedia.h b/Source/core/css/StyleMedia.h |
| index 0994f8d46209ea904540c89868df6a65d29d9ad0..ee69d1b430cdde1293e38fa01ecc3b101f942c32 100644 |
| --- a/Source/core/css/StyleMedia.h |
| +++ b/Source/core/css/StyleMedia.h |
| @@ -44,7 +44,7 @@ public: |
| AtomicString type() const; |
| bool matchMedium(const String&) const; |
| - void trace(Visitor*) { } |
| + virtual void trace(Visitor*) { } |
| private: |
| explicit StyleMedia(LocalFrame*); |