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

Source/core/animation/InvalidatableStyleInterpolation.h

Index: Source/core/animation/InvalidatableStyleInterpolation.h
diff --git a/Source/core/animation/InvalidatableStyleInterpolation.h b/Source/core/animation/InvalidatableStyleInterpolation.h
index d1d4ab60d421114d318cbc62efb82bd92564afc8..687804d6399573a5bbb147a2952a75c8ac6828bf 100644
--- a/Source/core/animation/InvalidatableStyleInterpolation.h
+++ b/Source/core/animation/InvalidatableStyleInterpolation.h
@@ -17,12 +17,12 @@ namespace blink {
 // TODO(alancutter): Make this class generic for any animation environment so it can be reused for SVG animations.
 class CORE_EXPORT InvalidatableStyleInterpolation : public StyleInterpolation {
 public:
-    static PassRefPtrWillBeRawPtr<InvalidatableStyleInterpolation> create(
+    static InvalidatableStyleInterpolation* create(
         const Vector<const InterpolationType*>& InterpolationTypes,
         const CSSPropertySpecificKeyframe& startKeyframe,
         const CSSPropertySpecificKeyframe& endKeyframe)
     {
-        return adoptRefWillBeNoop(new InvalidatableStyleInterpolation(InterpolationTypes, startKeyframe, endKeyframe));
+        return new InvalidatableStyleInterpolation(InterpolationTypes, startKeyframe, endKeyframe);
     }
 
     virtual void interpolate(int iteration, double fraction);
@@ -46,22 +46,22 @@ private:
         const CSSPropertySpecificKeyframe& startKeyframe,
         const CSSPropertySpecificKeyframe& endKeyframe);
 
-    PassOwnPtrWillBeRawPtr<InterpolationValue> maybeConvertUnderlyingValue(const StyleResolverState&) const;
+    InterpolationValue* maybeConvertUnderlyingValue(const StyleResolverState&) const;
     void ensureValidInterpolation(const StyleResolverState&, const InterpolationValue* underlyingValue) const;
     bool dependsOnUnderlyingValue() const;
     bool isCacheValid(const StyleResolverState&, const InterpolationValue* underlyingValue) const;
     bool isNeutralKeyframeActive() const;
     bool maybeCachePairwiseConversion(const StyleResolverState*, const InterpolationValue* underlyingValue) const;
-    PassOwnPtrWillBeRawPtr<InterpolationValue> convertSingleKeyframe(const CSSPropertySpecificKeyframe&, const StyleResolverState&, const InterpolationValue* underlyingValue) const;
+    InterpolationValue* convertSingleKeyframe(const CSSPropertySpecificKeyframe&, const StyleResolverState&, const InterpolationValue* underlyingValue) const;
     void setFlagIfInheritUsed(StyleResolverState&) const;
 
     const Vector<const InterpolationType*>& m_interpolationTypes;
-    RawPtrWillBeMember<const CSSPropertySpecificKeyframe> m_startKeyframe;
-    RawPtrWillBeMember<const CSSPropertySpecificKeyframe> m_endKeyframe;
+    Member<const CSSPropertySpecificKeyframe> m_startKeyframe;
+    Member<const CSSPropertySpecificKeyframe> m_endKeyframe;
     double m_currentFraction;
-    mutable OwnPtrWillBeMember<PrimitiveInterpolation> m_cachedConversion;
+    mutable Member<PrimitiveInterpolation> m_cachedConversion;
     mutable InterpolationType::ConversionCheckers m_conversionCheckers;
-    mutable OwnPtrWillBeMember<InterpolationValue> m_cachedValue;
+    mutable Member<InterpolationValue> m_cachedValue;
 };
 
 DEFINE_TYPE_CASTS(InvalidatableStyleInterpolation, Interpolation, value, value->isInvalidatableStyleInterpolation(), value.isInvalidatableStyleInterpolation());