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

Source/core/animation/CSSValueAnimationType.cpp

+// Copyright 2015 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/CSSValueAnimationType.h"
+
+#include "core/css/resolver/StyleBuilder.h"
+
+namespace blink {
+
+AnimationValue* CSSValueAnimationType::maybeConvertSingle(const CSSPropertySpecificKeyframe& keyframe, const StyleResolverState*, ConversionCheckers&) const
+{
+    return AnimationValue::create(*this, InterpolableList::create(0), DefaultNonInterpolableValue::create(keyframe.value()));
+}
+
+void CSSValueAnimationType::apply(const InterpolableValue&, const NonInterpolableValue* nonInterpolableValue, StyleResolverState& state) const
+{
+    StyleBuilder::applyProperty(m_property, state, toDefaultNonInterpolableValue(nonInterpolableValue)->cssValue());
+}
+
+DEFINE_NON_INTERPOLABLE_VALUE_TYPE(DefaultNonInterpolableValue);
+
+} // namespace blink