Oilpan: Unship oilpan from temporary animation objects

Source/core/animation/ConstantStyleInterpolation.h

Index: Source/core/animation/ConstantStyleInterpolation.h
diff --git a/Source/core/animation/ConstantStyleInterpolation.h b/Source/core/animation/ConstantStyleInterpolation.h
index 0ccda69bf72f08c69bc0f19dec04885dd2aac50f..49c55c6951ae8f6d2bbf91e8b0c1e2591521dd34 100644
--- a/Source/core/animation/ConstantStyleInterpolation.h
+++ b/Source/core/animation/ConstantStyleInterpolation.h
@@ -12,9 +12,9 @@ namespace blink {
 
 class ConstantStyleInterpolation : public StyleInterpolation {
 public:
-    static PassRefPtrWillBeRawPtr<ConstantStyleInterpolation> create(CSSValue* value, CSSPropertyID id)
+    static PassRefPtr<ConstantStyleInterpolation> create(CSSValue* value, CSSPropertyID id)
     {
-        return adoptRefWillBeNoop(new ConstantStyleInterpolation(value, id));
+        return adoptRef(new ConstantStyleInterpolation(value, id));
     }
 
     void apply(StyleResolverState& state) const override
@@ -22,19 +22,13 @@ public:
         StyleBuilder::applyProperty(m_id, state, m_value.get());
     }
 
-    DEFINE_INLINE_VIRTUAL_TRACE()
-    {
-        StyleInterpolation::trace(visitor);
-        visitor->trace(m_value);
-    }
-
 private:
     ConstantStyleInterpolation(CSSValue* value, CSSPropertyID id)
         : StyleInterpolation(InterpolableList::create(0), InterpolableList::create(0), id)
         , m_value(value)
     { }
 
-    RefPtrWillBeMember<CSSValue> m_value;
+    RefPtrWillBePersistent<CSSValue> m_value;
 };
 
 }