| Index: Source/core/dom/Document.cpp | 
| diff --git a/Source/core/dom/Document.cpp b/Source/core/dom/Document.cpp | 
| index 89d04e2a62c50f6a09b002d7ffecccd864d450d9..9817a310a28932f1d510c8eec3ad5ee546199549 100644 | 
| --- a/Source/core/dom/Document.cpp | 
| +++ b/Source/core/dom/Document.cpp | 
| @@ -4767,7 +4767,7 @@ ScriptedAnimationController& Document::ensureScriptedAnimationController() | 
| return *m_scriptedAnimationController; | 
| } | 
|  | 
| -int Document::requestAnimationFrame(PassRefPtr<RequestAnimationFrameCallback> callback) | 
| +int Document::requestAnimationFrame(PassOwnPtr<RequestAnimationFrameCallback> callback) | 
| { | 
| return ensureScriptedAnimationController().registerCallback(callback); | 
| } | 
|  |