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

Source/core/animation/InterpolationEffect.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/animation/InterpolationEffect.h"
 
 namespace blink {
 
-void InterpolationEffect::getActiveInterpolations(double fraction, double iterationDuration, OwnPtrWillBeRawPtr<WillBeHeapVector<RefPtrWillBeMember<Interpolation>>>& result) const
+void InterpolationEffect::getActiveInterpolations(double fraction, double iterationDuration, HeapVector<Member<Interpolation>>*& result) const
 {
     if (!result)
-        result = adoptPtrWillBeNoop(new WillBeHeapVector<RefPtrWillBeMember<Interpolation>>());
+        result = new HeapVector<Member<Interpolation>>();
 
     size_t existingSize = result->size();
     size_t resultIndex = 0;
 
     for (const auto& record : m_interpolations) {
         if (fraction >= record->m_applyFrom && fraction < record->m_applyTo) {
-            RefPtrWillBeRawPtr<Interpolation> interpolation = record->m_interpolation;
+            Interpolation* interpolation = record->m_interpolation;
             double localFraction = (fraction - record->m_start) / (record->m_end - record->m_start);
             if (record->m_easing)
                 localFraction = record->m_easing->evaluate(localFraction, accuracyForDuration(iterationDuration));
             interpolation->interpolate(0, localFraction);
             if (resultIndex < existingSize)
                 (*result)[resultIndex++] = interpolation;
             else
                 result->append(interpolation);
         }
     }
     if (resultIndex < existingSize)
         result->shrink(resultIndex);
 }
 
 void InterpolationEffect::addInterpolationsFromKeyframes(PropertyHandle property, Element* element, const ComputedStyle* baseStyle, Keyframe::PropertySpecificKeyframe& keyframeA, Keyframe::PropertySpecificKeyframe& keyframeB, double applyFrom, double applyTo)
 {
-    RefPtrWillBeRawPtr<Interpolation> interpolation = keyframeA.maybeCreateInterpolation(property, keyframeB, element, baseStyle);
+    Interpolation* interpolation = keyframeA.maybeCreateInterpolation(property, keyframeB, element, baseStyle);
 
     if (interpolation) {
         addInterpolation(interpolation, &keyframeA.easing(), keyframeA.offset(), keyframeB.offset(), applyFrom, applyTo);
     } else {
-        RefPtrWillBeRawPtr<Interpolation> interpolationA = keyframeA.maybeCreateInterpolation(property, keyframeA, element, baseStyle);
-        RefPtrWillBeRawPtr<Interpolation> interpolationB = keyframeB.maybeCreateInterpolation(property, keyframeB, element, baseStyle);
+        Interpolation* interpolationA = keyframeA.maybeCreateInterpolation(property, keyframeA, element, baseStyle);
+        Interpolation* interpolationB = keyframeB.maybeCreateInterpolation(property, keyframeB, element, baseStyle);
 
         Vector<TimingFunction::PartitionRegion> regions = Vector<TimingFunction::PartitionRegion>();
         keyframeA.easing().partition(regions);
 
         size_t regionIndex = 0;
         for (const auto& region : regions) {
             double regionStart = blend(keyframeA.offset(), keyframeB.offset(), region.start);
             double regionEnd = blend(keyframeA.offset(), keyframeB.offset(), region.end);
 
             double regionApplyFrom = regionIndex == 0 ? applyFrom : regionStart;
             double regionApplyTo = regionIndex == regions.size() - 1 ? applyTo : regionEnd;
 
             if (region.half == TimingFunction::RangeHalf::Lower) {
                 interpolation = interpolationA;
             } else if (region.half == TimingFunction::RangeHalf::Upper) {
                 interpolation = interpolationB;
             } else {
                 ASSERT_NOT_REACHED();
                 continue;
             }
 
             if (interpolation) {
-                addInterpolation(interpolation.release(),
-                    &keyframeA.easing(), regionStart, regionEnd, regionApplyFrom, regionApplyTo);
+                addInterpolation(interpolation, &keyframeA.easing(), regionStart, regionEnd, regionApplyFrom, regionApplyTo);
             }
 
             regionIndex++;
         }
     }
 }
 
 DEFINE_TRACE(InterpolationEffect::InterpolationRecord)
 {
     visitor->trace(m_interpolation);
 }
 
 DEFINE_TRACE(InterpolationEffect)
 {
     visitor->trace(m_interpolations);
 }
 
 } // namespace blink