Rename duplicate symbols inside core/dom

third_party/WebKit/Source/core/dom/NodeTraversal.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, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
  * Copyright (C) 2014 Samsung Electronics. All rights reserved.
  *
@@ skipping 141 matching lines @@
   static TraversalRange<TraversalNextIterator<NodeTraversal>> startsAfter(
       const Node&);
 
  private:
   template <class NodeType>
   static Node* traverseNextTemplate(NodeType&);
   template <class NodeType>
   static Node* traverseNextTemplate(NodeType&, const Node* stayWithin);
   template <class NodeType>
   static Node* childAtTemplate(NodeType&, unsigned);
+  static Node* previousAncestorSiblingPostOrder(const Node& current,
+                                                const Node* stayWithin);
 };
 
 template <class Iterator>
 class TraversalRange {
   STACK_ALLOCATED();
 
  public:
   using StartNodeType = typename Iterator::StartNodeType;
   explicit TraversalRange(const StartNodeType* start) : m_start(start) {}
   Iterator begin() { return Iterator(m_start); }
@@ skipping 220 matching lines @@
 inline Node* NodeTraversal::childAtTemplate(NodeType& parent, unsigned index) {
   Node* child = parent.firstChild();
   while (child && index--)
     child = child->nextSibling();
   return child;
 }
 
 }  // namespace blink
 
 #endif