Make platform/text to use USING_FAST_MALLOC.

third_party/WebKit/Source/platform/text/BidiRunList.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2006, 2007, 2008 Apple Inc.  All right reserved.
  * Copyright (C) 2011 Google, 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.
  *
  * 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 BidiRunList_h
 #define BidiRunList_h
 
+#include "wtf/Allocator.h"
 #include "wtf/Assertions.h"
 #include "wtf/Noncopyable.h"
 
 namespace blink {
 
 template <class Run>
-class BidiRunList {
+class BidiRunList final {
+    DISALLOW_NEW();
     WTF_MAKE_NONCOPYABLE(BidiRunList);
 public:
     BidiRunList()
         : m_firstRun(0)
         , m_lastRun(0)
         , m_logicallyLastRun(0)
         , m_runCount(0)
     {
     }
 
@@ skipping 201 matching lines @@
         m_firstRun = endRun;
 
     startRun->m_next = afterEnd;
     if (!afterEnd)
         m_lastRun = startRun;
 }
 
 } // namespace blink
 
 #endif // BidiRunList