Make classes and structures in core/paint fast-allocated.

Source/core/paint/ThemePainter.h

 /*
  * This file is part of the theme implementation for form controls in WebCore.
  *
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Computer, Inc.
  *
  * 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #ifndef ThemePainter_h
 #define ThemePainter_h
 
 #include "platform/ThemeTypes.h"
+#include "wtf/Allocator.h"
 
 namespace blink {
 
 class IntRect;
 class LayoutObject;
 
 struct PaintInfo;
 
 class ThemePainter {
+    DISALLOW_ALLOCATION();
 public:
     // This method is called to paint the widget as a background of the LayoutObject.  A widget's foreground, e.g., the
     // text of a button, is always rendered by the engine itself.  The boolean return value indicates
     // whether the CSS border/background should also be painted.
     bool paint(LayoutObject*, const PaintInfo&, const IntRect&);
     bool paintBorderOnly(LayoutObject*, const PaintInfo&, const IntRect&);
     bool paintDecorations(LayoutObject*, const PaintInfo&, const IntRect&);
 
     virtual bool paintCapsLockIndicator(LayoutObject*, const PaintInfo&, const IntRect&) { return 0; }
     void paintSliderTicks(LayoutObject*, const PaintInfo&, const IntRect&);
@@ skipping 20 matching lines @@
     virtual bool paintSearchFieldResultsDecoration(LayoutObject*, const PaintInfo&, const IntRect&) { return true; }
 
     bool paintUsingFallbackTheme(LayoutObject*, const PaintInfo&, const IntRect&);
     bool paintCheckboxUsingFallbackTheme(LayoutObject*, const PaintInfo&, const IntRect&);
     bool paintRadioUsingFallbackTheme(LayoutObject*, const PaintInfo&, const IntRect&);
 };
 
 } // namespace blink
 
 #endif // ThemePainter_h