Replace RenderArena with PartitionAlloc.

Source/core/rendering/RenderQuote.cpp

 /**
  * Copyright (C) 2011 Nokia Inc.  All rights reserved.
  * Copyright (C) 2012 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,
@@ skipping 248 matching lines @@
 {
     String text = computeText();
     if (m_text == text)
         return;
 
     m_text = text;
 
     while (RenderObject* child = lastChild())
         child->destroy();
 
-    RenderTextFragment* fragment = new (renderArena()) RenderTextFragment(document(), m_text.impl());
+    RenderTextFragment* fragment = new RenderTextFragment(document(), m_text.impl());
     fragment->setStyle(style());
     addChild(fragment);
 }
 
 String RenderQuote::computeText() const
 {
     switch (m_type) {
     case NO_OPEN_QUOTE:
     case NO_CLOSE_QUOTE:
         return emptyString();
@@ skipping 99 matching lines @@
             if (m_depth)
                 m_depth--;
             break;
         }
     }
     if (oldDepth != m_depth)
         updateText();
 }
 
 } // namespace WebCore