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

Source/core/style/CollapsedBorderValue.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 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * 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 CollapsedBorderValue_h
 #define CollapsedBorderValue_h
 
 #include "core/style/BorderValue.h"
+#include "wtf/Allocator.h"
 
 namespace blink {
 
 class CollapsedBorderValue {
+    ALLOW_ONLY_INLINE_ALLOCATION();
 public:
     CollapsedBorderValue()
         : m_color(0)
         , m_colorIsCurrentColor(true)
         , m_width(0)
         , m_style(BNONE)
         , m_precedence(BOFF)
         , m_transparent(false)
     {
     }
@@ skipping 35 matching lines @@
     unsigned m_colorIsCurrentColor : 1;
     unsigned m_width : 23;
     unsigned m_style : 4; // EBorderStyle
     unsigned m_precedence : 3; // EBorderPrecedence
     unsigned m_transparent : 1;
 };
 
 } // namespace blink
 
 #endif // CollapsedBorderValue_h