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

Source/core/style/SVGComputedStyleDefs.h

 /*
     Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
                   2004, 2005 Rob Buis <buis@kde.org>
     Copyright (C) Research In Motion Limited 2010. All rights reserved.
 
     Based on khtml code by:
     Copyright (C) 2000-2003 Lars Knoll (knoll@kde.org)
               (C) 2000 Antti Koivisto (koivisto@kde.org)
               (C) 2000-2003 Dirk Mueller (mueller@kde.org)
               (C) 2002-2003 Apple Computer, Inc.
@@ skipping 13 matching lines @@
     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     Boston, MA 02110-1301, USA.
 */
 
 #ifndef SVGComputedStyleDefs_h
 #define SVGComputedStyleDefs_h
 
 #include "core/CoreExport.h"
 #include "platform/Length.h"
 #include "platform/graphics/Color.h"
+#include "wtf/Allocator.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/RefPtr.h"
 #include "wtf/RefVector.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 typedef RefVector<Length> SVGDashArray;
@@ skipping 99 matching lines @@
     SVGPaintType visitedLinkPaintType;
     Color visitedLinkPaintColor;
     String visitedLinkPaintUri;
 
 private:
     StyleFillData();
     StyleFillData(const StyleFillData&);
 };
 
 class UnzoomedLength {
+    DISALLOW_ALLOCATION();
 public:
     explicit UnzoomedLength(const Length& length) : m_length(length) { }
 
     bool isZero() const { return m_length.isZero(); }
 
     bool operator==(const UnzoomedLength& other) const { return m_length == other.m_length; }
     bool operator!=(const UnzoomedLength& other) const { return !operator==(other); }
 
     const Length& length() const { return m_length; }
 
@@ skipping 140 matching lines @@
         Length rx;
         Length ry;
     private:
         StyleLayoutData();
         StyleLayoutData(const StyleLayoutData&);
     };
 
 } // namespace blink
 
 #endif // SVGComputedStyleDefs_h