Make classes and structures in Source/core/animation fast-allocated.

Source/core/animation/css/CSSTransitionData.h

 // 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.
 
 #ifndef CSSTransitionData_h
 #define CSSTransitionData_h
 
 #include "core/CSSPropertyNames.h"
 #include "core/animation/css/CSSTimingData.h"
 #include "wtf/Vector.h"
 
 namespace blink {
 
 class CSSTransitionData final : public CSSTimingData {
 public:
     enum TransitionPropertyType {
         TransitionNone,
         TransitionSingleProperty,
         TransitionUnknown,
         TransitionAll
     };
 
     // FIXME: We shouldn't allow 'none' to be used alongside other properties.
     struct TransitionProperty {
+        ALLOW_ONLY_INLINE_ALLOCATION();
         TransitionProperty(CSSPropertyID id)
             : propertyType(TransitionSingleProperty)
             , unresolvedProperty(id)
         {
             ASSERT(id != CSSPropertyInvalid);
         }
 
         TransitionProperty(const String& string)
             : propertyType(TransitionUnknown)
             , unresolvedProperty(CSSPropertyInvalid)
@@ skipping 37 matching lines @@
 private:
     CSSTransitionData();
     explicit CSSTransitionData(const CSSTransitionData&);
 
     Vector<TransitionProperty> m_propertyList;
 };
 
 } // namespace blink
 
 #endif // CSSTransitionData_h