| Index: Source/core/events/WindowEventContext.h
 | 
| diff --git a/Source/core/events/WindowEventContext.h b/Source/core/events/WindowEventContext.h
 | 
| index f7c2acd4a2a794c64ff3508d5e28752ed85dea23..5d75c2b0938a04808488898b65e201a71461b128 100644
 | 
| --- a/Source/core/events/WindowEventContext.h
 | 
| +++ b/Source/core/events/WindowEventContext.h
 | 
| @@ -27,6 +27,7 @@
 | 
|  #ifndef WindowEventContext_h
 | 
|  #define WindowEventContext_h
 | 
|  
 | 
| +#include "heap/Handle.h"
 | 
|  #include "wtf/RefPtr.h"
 | 
|  
 | 
|  namespace WebCore {
 | 
| @@ -46,7 +47,7 @@ public:
 | 
|      bool handleLocalEvents(Event* event);
 | 
|  
 | 
|  private:
 | 
| -    RefPtr<DOMWindow> m_window;
 | 
| +    RefPtrWillBePersistent<DOMWindow> m_window;
 | 
|      RefPtr<EventTarget> m_target;
 | 
|  };
 | 
|  
 | 
| 
 |