Merge 97114 - <rdar://problem/10246137> Duplicate ::after content when both ::before and ::after ...

Source/WebCore/rendering/RenderObject.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 299 matching lines @@
         // change we recurse infinitely when trying to render the CSS2 test page:
         // http://www.bath.ac.uk/%7Epy8ieh/internet/eviltests/htmlbodyheadrendering2.html.
         // See Radar 2925291.
         if (needsTable && isTableCell() && !children->firstChild() && !newChild->isTableCell())
             needsTable = false;
     }
 
     if (needsTable) {
         RenderTable* table;
         RenderObject* afterChild = beforeChild ? beforeChild->previousSibling() : children->lastChild();
-        if (afterChild && afterChild->isAnonymous() && afterChild->isTable())
+        if (afterChild && afterChild->isAnonymous() && afterChild->isTable() && !afterChild->isBeforeContent())
             table = toRenderTable(afterChild);
         else {
             table = new (renderArena()) RenderTable(document() /* is anonymous */);
             RefPtr<RenderStyle> newStyle = RenderStyle::create();
             newStyle->inheritFrom(style());
             newStyle->setDisplay(TABLE);
             table->setStyle(newStyle.release());
             addChild(table, beforeChild);
         }
         table->addChild(newChild);
@@ skipping 2385 matching lines @@
 {
     if (object1) {
         const WebCore::RenderObject* root = object1;
         while (root->parent())
             root = root->parent();
         root->showRenderTreeAndMark(object1, "*", object2, "-", 0);
     }
 }
 
 #endif