Move Layout Tree Construction code into Element::rebuildLayoutTree()

third_party/WebKit/Source/core/dom/ContainerNode.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, 2013 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
@@ skipping 749 matching lines @@
   for (Node* child = firstChild(); child; child = child->nextSibling()) {
 #if DCHECK_IS_ON()
     DCHECK(child->needsAttach() ||
            childAttachedAllowedWhenAttachingChildren(this));
 #endif
     if (child->needsAttach())
       child->attachLayoutTree(childrenContext);
   }
 
   clearChildNeedsStyleRecalc();
+  clearChildNeedsReattachLayoutTree();
   Node::attachLayoutTree(context);
 }
 
 void ContainerNode::detachLayoutTree(const AttachContext& context) {
   AttachContext childrenContext(context);
   childrenContext.resolvedStyle = nullptr;
   childrenContext.clearInvalidation = true;
 
   for (Node* child = firstChild(); child; child = child->nextSibling())
     child->detachLayoutTree(childrenContext);
@@ skipping 687 matching lines @@
     return true;
 
   if (node->isElementNode() && toElement(node)->shadow())
     return true;
 
   return false;
 }
 #endif
 
 }  // namespace blink