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

Source/core/animation/EffectInput.cpp

Index: Source/core/animation/EffectInput.cpp
diff --git a/Source/core/animation/EffectInput.cpp b/Source/core/animation/EffectInput.cpp
index 03f3893830b27631661f57df7f6db8e3b0ca1afc..630958c10596b1b9d550f4b3fd5ee334b892ddd6 100644
--- a/Source/core/animation/EffectInput.cpp
+++ b/Source/core/animation/EffectInput.cpp
@@ -193,7 +193,7 @@ const QualifiedName* supportedSVGAttribute(const String& property, SVGElement* s
 
 } // namespace
 
-PassRefPtrWillBeRawPtr<EffectModel> EffectInput::convert(Element* element, const Vector<Dictionary>& keyframeDictionaryVector, ExceptionState& exceptionState)
+EffectModel* EffectInput::convert(Element* element, const Vector<Dictionary>& keyframeDictionaryVector, ExceptionState& exceptionState)
 {
     if (!element)
         return nullptr;
@@ -207,7 +207,7 @@ PassRefPtrWillBeRawPtr<EffectModel> EffectInput::convert(Element* element, const
     double lastOffset = 0;
 
     for (const auto& keyframeDictionary : keyframeDictionaryVector) {
-        RefPtrWillBeRawPtr<StringKeyframe> keyframe = StringKeyframe::create();
+        StringKeyframe* keyframe = StringKeyframe::create();
 
         ScriptValue scriptValue;
         bool frameHasOffset = DictionaryHelper::get(keyframeDictionary, "offset", scriptValue) && !scriptValue.isNull();
@@ -276,7 +276,7 @@ PassRefPtrWillBeRawPtr<EffectModel> EffectInput::convert(Element* element, const
         }
     }
 
-    RefPtrWillBeRawPtr<StringKeyframeEffectModel> keyframeEffectModel = StringKeyframeEffectModel::create(keyframes);
+    StringKeyframeEffectModel* keyframeEffectModel = StringKeyframeEffectModel::create(keyframes);
     if (keyframeEffectModel->hasSyntheticKeyframes()) {
         exceptionState.throwDOMException(NotSupportedError, "Partial keyframes are not supported.");
         return nullptr;
@@ -290,7 +290,7 @@ PassRefPtrWillBeRawPtr<EffectModel> EffectInput::convert(Element* element, const
     return keyframeEffectModel;
 }
 
-PassRefPtrWillBeRawPtr<EffectModel> EffectInput::convert(Element* element, const EffectModelOrDictionarySequence& effectInput, ExceptionState& exceptionState)
+EffectModel* EffectInput::convert(Element* element, const EffectModelOrDictionarySequence& effectInput, ExceptionState& exceptionState)
 {
     if (effectInput.isEffectModel())
         return effectInput.getAsEffectModel();