Replace RenderArena with PartitionAlloc.

Source/core/rendering/RenderTableRow.cpp

 /**
  * Copyright (C) 1997 Martin Jones (mjones@kde.org)
  *           (C) 1997 Torben Weis (weis@kde.org)
  *           (C) 1998 Waldo Bastian (bastian@kde.org)
  *           (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 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
@@ skipping 250 matching lines @@
 }
 
 void RenderTableRow::imageChanged(WrappedImagePtr, const IntRect*)
 {
     // FIXME: Examine cells and repaint only the rect the image paints in.
     repaint();
 }
 
 RenderTableRow* RenderTableRow::createAnonymous(Document* document)
 {
-    RenderTableRow* renderer = new (document->renderArena()) RenderTableRow(0);
+    RenderTableRow* renderer = new RenderTableRow(0);
     renderer->setDocumentForAnonymous(document);
     return renderer;
 }
 
 RenderTableRow* RenderTableRow::createAnonymousWithParentRenderer(const RenderObject* parent)
 {
     RenderTableRow* newRow = RenderTableRow::createAnonymous(parent->document());
     RefPtr<RenderStyle> newStyle = RenderStyle::createAnonymousStyleWithDisplay(parent->style(), TABLE_ROW);
     newRow->setStyle(newStyle.release());
     return newRow;
 }
 
 void RenderTableRow::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
 {
     MemoryClassInfo info(memoryObjectInfo, this, PlatformMemoryTypes::Rendering);
     RenderBox::reportMemoryUsage(memoryObjectInfo);
     info.addMember(m_children, "children");
 }
 
 } // namespace WebCore