Make classes and structures in core/style, core/plugins and core/streams fast-allocated.

Source/core/style/NinePieceImage.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008, 2013 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 12 matching lines @@
 
 #ifndef NinePieceImage_h
 #define NinePieceImage_h
 
 #include "core/CoreExport.h"
 #include "core/style/BorderImageLengthBox.h"
 #include "core/style/DataRef.h"
 #include "core/style/StyleImage.h"
 #include "platform/LayoutUnit.h"
 #include "platform/LengthBox.h"
+#include "wtf/Allocator.h"
 
 namespace blink {
 
 enum ENinePieceImageRule {
     StretchImageRule, RoundImageRule, SpaceImageRule, RepeatImageRule
 };
 
 class CORE_EXPORT NinePieceImageData : public RefCounted<NinePieceImageData> {
 public:
     static PassRefPtr<NinePieceImageData> create() { return adoptRef(new NinePieceImageData); }
     PassRefPtr<NinePieceImageData> copy() const { return adoptRef(new NinePieceImageData(*this)); }
 
     bool operator==(const NinePieceImageData&) const;
     bool operator!=(const NinePieceImageData& o) const { return !(*this == o); }
 
     unsigned fill : 1;
     unsigned horizontalRule : 2; // ENinePieceImageRule
     unsigned verticalRule : 2; // ENinePieceImageRule
     RefPtrWillBePersistent<StyleImage> image;
     LengthBox imageSlices;
     BorderImageLengthBox borderSlices;
     BorderImageLengthBox outset;
 
 private:
     NinePieceImageData();
     NinePieceImageData(const NinePieceImageData&);
 };
 
 class CORE_EXPORT NinePieceImage {
+    DISALLOW_ALLOCATION();
 public:
     NinePieceImage();
     NinePieceImage(PassRefPtrWillBeRawPtr<StyleImage>, LengthBox imageSlices, bool fill, const BorderImageLengthBox& borderSlices,
         const BorderImageLengthBox& outset, ENinePieceImageRule horizontalRule, ENinePieceImageRule verticalRule);
 
     bool operator==(const NinePieceImage& other) const { return m_data == other.m_data; }
     bool operator!=(const NinePieceImage& other) const { return m_data != other.m_data; }
 
     bool hasImage() const { return m_data->image; }
     StyleImage* image() const { return m_data->image.get(); }
@@ skipping 53 matching lines @@
         return outsetSide.length().value();
     }
 
 private:
     DataRef<NinePieceImageData> m_data;
 };
 
 } // namespace blink
 
 #endif // NinePieceImage_h