| Index: third_party/WebKit/Source/core/animation/PropertyInterpolationTypesMapping.cpp
 | 
| diff --git a/third_party/WebKit/Source/core/animation/PropertyInterpolationTypesMapping.cpp b/third_party/WebKit/Source/core/animation/PropertyInterpolationTypesMapping.cpp
 | 
| index 7389370aa65bce5f54640812961a6d479847900a..c1986c6e0270b4a38d1806e51d6433fa80c7cb09 100644
 | 
| --- a/third_party/WebKit/Source/core/animation/PropertyInterpolationTypesMapping.cpp
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| +++ b/third_party/WebKit/Source/core/animation/PropertyInterpolationTypesMapping.cpp
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| @@ -16,7 +16,6 @@
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|  #include "core/animation/CSSNumberInterpolationType.h"
 | 
|  #include "core/animation/CSSPaintInterpolationType.h"
 | 
|  #include "core/animation/CSSPathInterpolationType.h"
 | 
| -#include "core/animation/CSSPositionAxisListInterpolationType.h"
 | 
|  #include "core/animation/CSSShadowListInterpolationType.h"
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|  #include "core/animation/CSSValueInterpolationType.h"
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|  #include "core/animation/CSSVisibilityInterpolationType.h"
 | 
| @@ -174,12 +173,6 @@
 | 
|              break;
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|          case CSSPropertyMotionRotation:
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|              applicableTypes->append(adoptPtr(new CSSMotionRotationInterpolationType(cssProperty)));
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| -            break;
 | 
| -        case CSSPropertyBackgroundPositionX:
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| -        case CSSPropertyBackgroundPositionY:
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| -        case CSSPropertyWebkitMaskPositionX:
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| -        case CSSPropertyWebkitMaskPositionY:
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| -            applicableTypes->append(adoptPtr(new CSSPositionAxisListInterpolationType(cssProperty)));
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|              break;
 | 
|          default:
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|              // TODO(alancutter): Support all interpolable CSS properties here so we can stop falling back to the old StyleInterpolation implementation.
 | 
| 
 |