| Index: Source/core/xml/DocumentXSLT.h | 
| diff --git a/Source/core/xml/DocumentXSLT.h b/Source/core/xml/DocumentXSLT.h | 
| index 0fb365180b117a7e0bcd073e0cc80a342cf78082..7c56efa822c7a93341e11cc4d4a1f9c56879c465 100644 | 
| --- a/Source/core/xml/DocumentXSLT.h | 
| +++ b/Source/core/xml/DocumentXSLT.h | 
| @@ -41,7 +41,7 @@ public: | 
| static bool sheetLoaded(Document&, ProcessingInstruction*); | 
| static bool hasTransformSourceDocument(Document&); | 
|  | 
| -    virtual void trace(Visitor*) override; | 
| +    DECLARE_VIRTUAL_TRACE(); | 
|  | 
| private: | 
| DocumentXSLT(); | 
|  |