Merge 142500

Source/WebCore/dom/Node.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 1088 matching lines @@
 }
 #endif
 
 void Node::detach()
 {
 #ifndef NDEBUG
     ASSERT(!detachingNode);
     detachingNode = this;
 #endif
 
-    if (renderer()) {
+    if (renderer())
         renderer()->destroyAndCleanupAnonymousWrappers();
-#ifndef NDEBUG
-        for (Node* node = this; node; node = NodeTraversal::next(node, this)) {
-            RenderObject* renderer = node->renderer();
-            // RenderFlowThread and the top layer remove elements from the regular tree
-            // hierarchy. They will be cleaned up when we call detach on them.
-#if ENABLE(DIALOG_ELEMENT)
-            ASSERT(!renderer || renderer->inRenderFlowThread() || (renderer->enclosingLayer()->isInTopLayerSubtree()));
-#else
-            ASSERT(!renderer || renderer->inRenderFlowThread());
-#endif
-        }
-#endif
-    }
-
-    ASSERT(!renderer());
+    setRenderer(0);
 
     Document* doc = document();
     if (isUserActionElement()) {
         if (hovered())
             doc->hoveredNodeDetached(this);
         if (inActiveChain())
             doc->activeChainNodeDetached(this);
         doc->userActionElements().didDetach(this);
     }
 
@@ skipping 1597 matching lines @@
         node->showTreeForThis();
 }
 
 void showNodePath(const WebCore::Node* node)
 {
     if (node)
         node->showNodePathForThis();
 }
 
 #endif