| Index: Source/platform/mac/ScrollAnimatorMac.mm | 
| diff --git a/Source/platform/mac/ScrollAnimatorMac.mm b/Source/platform/mac/ScrollAnimatorMac.mm | 
| index 58d050c2b506234b67913002359ffd1f75753319..1a97e6c6f55df83d482e1bef648e5804fd391603 100644 | 
| --- a/Source/platform/mac/ScrollAnimatorMac.mm | 
| +++ b/Source/platform/mac/ScrollAnimatorMac.mm | 
| @@ -40,7 +40,7 @@ | 
| #include "platform/scroll/ScrollbarThemeMacCommon.h" | 
| #include "platform/scroll/ScrollbarThemeMacOverlayAPI.h" | 
| #include "wtf/MainThread.h" | 
| -#include "wtf/PassRefPtr.h" | 
| +#include "wtf/PassOwnPtr.h" | 
|  | 
| using namespace blink; | 
|  | 
| @@ -652,9 +652,9 @@ private: | 
|  | 
| namespace blink { | 
|  | 
| -PassRefPtr<ScrollAnimator> ScrollAnimator::create(ScrollableArea* scrollableArea) | 
| +PassOwnPtr<ScrollAnimator> ScrollAnimator::create(ScrollableArea* scrollableArea) | 
| { | 
| -    return adoptRef(new ScrollAnimatorMac(scrollableArea)); | 
| +    return adoptPtr(new ScrollAnimatorMac(scrollableArea)); | 
| } | 
|  | 
| ScrollAnimatorMac::ScrollAnimatorMac(ScrollableArea* scrollableArea) | 
|  |