Oilpan: Unship Oilpan from CSSValues

Source/core/animation/ImageStyleInterpolation.h

Index: Source/core/animation/ImageStyleInterpolation.h
diff --git a/Source/core/animation/ImageStyleInterpolation.h b/Source/core/animation/ImageStyleInterpolation.h
index 30cb19882bdd1f4e733b4a8d7f15642a5582292b..76db40e36cc5b43532c00e7d454344ef18295681 100644
--- a/Source/core/animation/ImageStyleInterpolation.h
+++ b/Source/core/animation/ImageStyleInterpolation.h
@@ -22,15 +22,15 @@ public:
     void apply(StyleResolverState&) const override;
 
 private:
-    ImageStyleInterpolation(PassRefPtrWillBeRawPtr<CSSValue> start, PassRefPtrWillBeRawPtr<CSSValue> end, CSSPropertyID id)
+    ImageStyleInterpolation(PassRefPtr<CSSValue> start, PassRefPtr<CSSValue> end, CSSPropertyID id)
         : StyleInterpolation(InterpolableNumber::create(0.0), InterpolableNumber::create(1.0), id)
         , m_initialImage(start)
         , m_finalImage(end)
     {
     }
 
-    RefPtrWillBeMember<CSSValue> m_initialImage;
-    RefPtrWillBeMember<CSSValue> m_finalImage;
+    RefPtr<CSSValue> m_initialImage;
+    RefPtr<CSSValue> m_finalImage;
 };
 }