Rebuild layout tree in flat tree order.

third_party/WebKit/Source/core/dom/Node.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004-2011, 2014 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 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 787 matching lines @@
   void RegisterTransientMutationObserver(MutationObserverRegistration*);
   void UnregisterTransientMutationObserver(MutationObserverRegistration*);
   void NotifyMutationObserversNodeWillDetach();
 
   unsigned ConnectedSubframeCount() const;
   void IncrementConnectedSubframeCount();
   void DecrementConnectedSubframeCount();
 
   StaticNodeList* getDestinationInsertionPoints();
   HTMLSlotElement* AssignedSlot() const;
+  HTMLSlotElement* FinalDestinationSlot() const;
   HTMLSlotElement* assignedSlotForBinding();
 
   bool IsFinishedParsingChildren() const {
     return GetFlag(kIsFinishedParsingChildrenFlag);
   }
 
   void CheckSlotChange(SlotChangeType);
   void CheckSlotChangeAfterInserted() {
     CheckSlotChange(SlotChangeType::kInitial);
   }
@@ skipping 220 matching lines @@
 }  // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showNode(const blink::Node*);
 void showTree(const blink::Node*);
 void showNodePath(const blink::Node*);
 #endif
 
 #endif  // Node_h