Oilpan: Unship oilpan from temporary animation objects

Source/core/animation/StyleInterpolation.h

Index: Source/core/animation/StyleInterpolation.h
diff --git a/Source/core/animation/StyleInterpolation.h b/Source/core/animation/StyleInterpolation.h
index 83a1b3add08b7121d1c7f92a37a94de46ccb080d..4b038b505c46f4c6b121e44ebce6c11bd3977faa 100644
--- a/Source/core/animation/StyleInterpolation.h
+++ b/Source/core/animation/StyleInterpolation.h
@@ -45,15 +45,10 @@ public:
         return PropertyHandle(id());
     }
 
-    DEFINE_INLINE_VIRTUAL_TRACE()
-    {
-        Interpolation::trace(visitor);
-    }
-
 protected:
     CSSPropertyID m_id;
 
-    StyleInterpolation(PassOwnPtrWillBeRawPtr<InterpolableValue> start, PassOwnPtrWillBeRawPtr<InterpolableValue> end, CSSPropertyID id)
+    StyleInterpolation(PassOwnPtr<InterpolableValue> start, PassOwnPtr<InterpolableValue> end, CSSPropertyID id)
         : Interpolation(start, end)
         , m_id(id)
     {