[Oilpan] Migrate most classes under core/animations to Oilpan heap.

Source/core/animation/animatable/AnimatableValueKeyframe.h

Index: Source/core/animation/animatable/AnimatableValueKeyframe.h
diff --git a/Source/core/animation/animatable/AnimatableValueKeyframe.h b/Source/core/animation/animatable/AnimatableValueKeyframe.h
index 6421f164e677fd580e56c62efe26b5d5f02567c3..58f2e26eff2ad89d9bfa39c2a5e7f9aa2dda28a6 100644
--- a/Source/core/animation/animatable/AnimatableValueKeyframe.h
+++ b/Source/core/animation/animatable/AnimatableValueKeyframe.h
@@ -13,11 +13,11 @@ namespace blink {
 
 class CORE_EXPORT AnimatableValueKeyframe : public Keyframe {
 public:
-    static PassRefPtrWillBeRawPtr<AnimatableValueKeyframe> create()
+    static AnimatableValueKeyframe* create()
     {
-        return adoptRefWillBeNoop(new AnimatableValueKeyframe);
+        return new AnimatableValueKeyframe;
     }
-    void setPropertyValue(CSSPropertyID property, PassRefPtrWillBeRawPtr<AnimatableValue> value)
+    void setPropertyValue(CSSPropertyID property, AnimatableValue* value)
     {
         m_propertyValues.set(property, value);
     }
@@ -35,21 +35,21 @@ public:
     public:
         PropertySpecificKeyframe(double offset, PassRefPtr<TimingFunction> easing, const AnimatableValue*, EffectModel::CompositeOperation);
 
-        AnimatableValue* value() const { return m_value.get(); }
-        const PassRefPtrWillBeRawPtr<AnimatableValue> getAnimatableValue() const final { return m_value; }
+        AnimatableValue* value() const { return m_value; }
+        AnimatableValue* getAnimatableValue() const final { return m_value; }
 
-        PassOwnPtrWillBeRawPtr<Keyframe::PropertySpecificKeyframe> neutralKeyframe(double offset, PassRefPtr<TimingFunction> easing) const final;
-        PassRefPtrWillBeRawPtr<Interpolation> maybeCreateInterpolation(PropertyHandle, Keyframe::PropertySpecificKeyframe& end, Element*, const ComputedStyle*) const final;
+        Keyframe::PropertySpecificKeyframe* neutralKeyframe(double offset, PassRefPtr<TimingFunction> easing) const final;
+        Interpolation* maybeCreateInterpolation(PropertyHandle, Keyframe::PropertySpecificKeyframe& end, Element*, const ComputedStyle*) const final;
 
         DECLARE_VIRTUAL_TRACE();
 
     private:
-        PropertySpecificKeyframe(double offset, PassRefPtr<TimingFunction> easing, PassRefPtrWillBeRawPtr<AnimatableValue>);
+        PropertySpecificKeyframe(double offset, PassRefPtr<TimingFunction> easing, AnimatableValue*);
 
-        PassOwnPtrWillBeRawPtr<Keyframe::PropertySpecificKeyframe> cloneWithOffset(double offset) const override;
+        Keyframe::PropertySpecificKeyframe* cloneWithOffset(double offset) const override;
         bool isAnimatableValuePropertySpecificKeyframe() const override { return true; }
 
-        RefPtrWillBeMember<AnimatableValue> m_value;
+        Member<AnimatableValue> m_value;
     };
 
 private:
@@ -57,12 +57,12 @@ private:
 
     AnimatableValueKeyframe(const AnimatableValueKeyframe& copyFrom);
 
-    PassRefPtrWillBeRawPtr<Keyframe> clone() const override;
-    PassOwnPtrWillBeRawPtr<Keyframe::PropertySpecificKeyframe> createPropertySpecificKeyframe(PropertyHandle) const override;
+    Keyframe* clone() const override;
+    Keyframe::PropertySpecificKeyframe* createPropertySpecificKeyframe(PropertyHandle) const override;
 
     bool isAnimatableValueKeyframe() const override { return true; }
 
-    using PropertyValueMap = WillBeHeapHashMap<CSSPropertyID, RefPtrWillBeMember<AnimatableValue>>;
+    using PropertyValueMap = HeapHashMap<CSSPropertyID, Member<AnimatableValue>>;
     PropertyValueMap m_propertyValues;
 };