Make blink classes and structures in core/css fast-allocated

Source/core/css/MediaValuesCached.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 MediaValuesCached_h
 #define MediaValuesCached_h
 
 #include "core/CoreExport.h"
 #include "core/css/MediaValues.h"
 
 namespace blink {
 
 class CORE_EXPORT MediaValuesCached final : public MediaValues {
 public:
     struct MediaValuesCachedData {
+        DISALLOW_ALLOCATION();
         // Members variables must be thread safe, since they're copied to the parser thread
         int viewportWidth;
         int viewportHeight;
         int deviceWidth;
         int deviceHeight;
         float devicePixelRatio;
         int colorBitsPerComponent;
         int monochromeBitsPerComponent;
         PointerType primaryPointerType;
         int availablePointerTypes;
@@ skipping 60 matching lines @@
     MediaValuesCached();
     MediaValuesCached(LocalFrame*);
     MediaValuesCached(const MediaValuesCachedData&);
 
     MediaValuesCachedData m_data;
 };
 
 } // namespace
 
 #endif // MediaValuesCached_h