| Index: Source/core/accessibility/AXScrollbar.h | 
| diff --git a/Source/core/accessibility/AXScrollbar.h b/Source/core/accessibility/AXScrollbar.h | 
| index 1c65101547ca13083b88cd92cdded647d1698897..df1448ca66f5f968572e263678ac1b01cc69a7fa 100644 | 
| --- a/Source/core/accessibility/AXScrollbar.h | 
| +++ b/Source/core/accessibility/AXScrollbar.h | 
| @@ -61,7 +61,7 @@ private: | 
| virtual void setValue(float) OVERRIDE; | 
| virtual float valueForRange() const OVERRIDE; | 
|  | 
| -    RefPtr<Scrollbar> m_scrollbar; | 
| +    RefPtrWillBePersistent<Scrollbar> m_scrollbar; | 
| }; | 
|  | 
| DEFINE_AX_OBJECT_TYPE_CASTS(AXScrollbar, isAXScrollbar()); | 
|  |