Oilpan: Fix oilpan builds after r170720

Source/core/animation/Keyframe.h

Index: Source/core/animation/Keyframe.h
diff --git a/Source/core/animation/Keyframe.h b/Source/core/animation/Keyframe.h
index d4820a4f84136dbe3109f39886b1a1ec840cbb90..8b2075771b1105e935dfc0fbbe4da98441fd3ef5 100644
--- a/Source/core/animation/Keyframe.h
+++ b/Source/core/animation/Keyframe.h
@@ -27,7 +27,7 @@ public:
     void setEasing(PassRefPtr<TimingFunction> easing) { m_easing = easing; }
     TimingFunction* easing() const { return m_easing.get(); }
 
-    static bool compareOffsets(const RefPtrWillBeRawPtr<Keyframe>&, const RefPtrWillBeRawPtr<Keyframe>&);
+    static bool compareOffsets(const RefPtrWillBeMember<Keyframe>&, const RefPtrWillBeMember<Keyframe>&);
     virtual PropertySet properties() const = 0;
 
     virtual PassRefPtrWillBeRawPtr<Keyframe> clone() const = 0;
@@ -41,7 +41,7 @@ public:
     virtual bool isAnimatableValueKeyframe() const { return false; }
     virtual bool isStringKeyframe() const { return false; }
 
-    void trace(Visitor*) { }
+    virtual void trace(Visitor*) { }
 
     class PropertySpecificKeyframe : public NoBaseWillBeGarbageCollectedFinalized<PropertySpecificKeyframe> {
     public:
@@ -49,13 +49,15 @@ public:
         double offset() const { return m_offset; }
         TimingFunction* easing() const { return m_easing.get(); }
         AnimationEffect::CompositeOperation composite() const { return m_composite; }
-        virtual PassOwnPtr<PropertySpecificKeyframe> cloneWithOffset(double offset) const = 0;
+        virtual PassOwnPtrWillBeRawPtr<PropertySpecificKeyframe> cloneWithOffset(double offset) const = 0;
 
         virtual bool isAnimatableValuePropertySpecificKeyframe() const { return false; }
         virtual bool isStringPropertySpecificKeyframe() const { return false; }
 
-        virtual PassOwnPtr<PropertySpecificKeyframe> neutralKeyframe(double offset, PassRefPtr<TimingFunction> easing) const = 0;
-        virtual PassRefPtr<Interpolation> createInterpolation(CSSPropertyID, WebCore::Keyframe::PropertySpecificKeyframe* end) const = 0;
+        virtual PassOwnPtrWillBeRawPtr<PropertySpecificKeyframe> neutralKeyframe(double offset, PassRefPtr<TimingFunction> easing) const = 0;
+        virtual PassRefPtrWillBeRawPtr<Interpolation> createInterpolation(CSSPropertyID, WebCore::Keyframe::PropertySpecificKeyframe* end) const = 0;
+
+        virtual void trace(Visitor*) = 0;
 
     protected:
         PropertySpecificKeyframe(double offset, PassRefPtr<TimingFunction> easing, AnimationEffect::CompositeOperation);
@@ -65,8 +67,7 @@ public:
         AnimationEffect::CompositeOperation m_composite;
     };
 
-    virtual PassOwnPtr<PropertySpecificKeyframe> createPropertySpecificKeyframe(CSSPropertyID) const = 0;
-
+    virtual PassOwnPtrWillBeRawPtr<PropertySpecificKeyframe> createPropertySpecificKeyframe(CSSPropertyID) const = 0;
 
 protected:
     Keyframe()
@@ -87,8 +88,6 @@ protected:
     RefPtr<TimingFunction> m_easing;
 };
 
-typedef Keyframe::PropertySpecificKeyframe PropertySpecificKeyframe;
-
 }
 
 #endif