Replace RenderArena with PartitionAlloc.

Source/core/dom/Text.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple 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.
  *
@@ skipping 241 matching lines @@
 {
     Node* parentOrShadowHostNode = text->parentOrShadowHostNode();
     return parentOrShadowHostNode->isSVGElement() && !parentOrShadowHostNode->hasTagName(SVGNames::foreignObjectTag);
 }
 
 void Text::createTextRendererIfNeeded()
 {
     NodeRenderingContext(this).createRendererForTextIfNeeded();
 }
 
-RenderText* Text::createTextRenderer(RenderArena* arena, RenderStyle* style)
+RenderText* Text::createTextRenderer(RenderStyle* style)
 {
     if (isSVGText(this) || isSVGShadowText(this))
-        return new (arena) RenderSVGInlineText(this, dataImpl());
+        return new RenderSVGInlineText(this, dataImpl());
 
     if (style->hasTextCombine())
-        return new (arena) RenderCombineText(this, dataImpl());
+        return new RenderCombineText(this, dataImpl());
 
-    return new (arena) RenderText(this, dataImpl());
+    return new RenderText(this, dataImpl());
 }
 
 void Text::attach(const AttachContext& context)
 {
     createTextRendererIfNeeded();
     CharacterData::attach(context);
 }
 
 void Text::recalcTextStyle(StyleChange change)
 {
@@ skipping 65 matching lines @@
             result.appendLiteral("; ");
         result.appendLiteral("value=");
         result.append(s);
     }
 
     strncpy(buffer, result.toString().utf8().data(), length - 1);
 }
 #endif
 
 } // namespace WebCore