Replace RenderArena with PartitionAlloc

Source/core/svg/SVGTextElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2008 Rob Buis <buis@kde.org>
  *
  * 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 51 matching lines @@
     }
 
     const AffineTransform* transform = const_cast<SVGTextElement*>(this)->supplementalTransform();
     if (transform)
         return *transform * matrix;
     return matrix;
 }
 
 RenderObject* SVGTextElement::createRenderer(RenderStyle*)
 {
-    return new (document()->renderArena()) RenderSVGText(this);
+    return new RenderSVGText(this);
 }
 
 bool SVGTextElement::childShouldCreateRenderer(const NodeRenderingContext& childContext) const
 {
     if (childContext.node()->isTextNode()
         || childContext.node()->hasTagName(SVGNames::aTag)
 #if ENABLE(SVG_FONTS)
         || childContext.node()->hasTagName(SVGNames::altGlyphTag)
 #endif
         || childContext.node()->hasTagName(SVGNames::textPathTag)
         || childContext.node()->hasTagName(SVGNames::trefTag)
         || childContext.node()->hasTagName(SVGNames::tspanTag))
         return true;
 
     return false;
 }
 
 }