Remove parserInsertBefore.

sky/engine/core/dom/ContainerNode.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, 2009, 2010, 2011, 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
  * version 2 of the License, or (at your option) any later version.
@@ skipping 51 matching lines @@
     PassRefPtr<Node> replaceChild(PassRefPtr<Node> newChild, PassRefPtr<Node> oldChild, ExceptionState& = ASSERT_NO_EXCEPTION);
     PassRefPtr<Node> removeChild(PassRefPtr<Node> child, ExceptionState& = ASSERT_NO_EXCEPTION);
     PassRefPtr<Node> appendChild(PassRefPtr<Node> newChild, ExceptionState& = ASSERT_NO_EXCEPTION);
 
     Element* getElementById(const AtomicString& id) const;
 
     // These methods are only used during parsing.
     // They don't send DOM mutation events or handle reparenting.
     void parserAppendChild(PassRefPtr<Node>);
     void parserRemoveChild(Node&);
-    void parserInsertBefore(PassRefPtr<Node> newChild, Node& refChild);
 
     void removeChildren();
 
     void cloneChildNodes(ContainerNode* clone);
 
     virtual void attach(const AttachContext& = AttachContext()) override;
     virtual void detach(const AttachContext& = AttachContext()) override;
     virtual LayoutRect boundingBox() const override final;
     virtual void setFocus(bool) override;
     void focusStateChanged();
@@ skipping 139 matching lines @@
 inline void getChildNodes(ContainerNode& node, NodeVector& nodes)
 {
     ASSERT(!nodes.size());
     for (Node* child = node.firstChild(); child; child = child->nextSibling())
         nodes.append(child);
 }
 
 } // namespace blink
 
 #endif // ContainerNode_h