Clean up forward declarations in Source/core

Source/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 18 matching lines @@
 #include "core/html/CollectionType.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/Vector.h"
 
 namespace blink {
 
 class ClassCollection;
 class ExceptionState;
 class FloatPoint;
 class HTMLCollection;
-template <typename NodeType> class StaticNodeTypeList;
 using StaticElementList = StaticNodeTypeList<Element>;
 class TagCollection;
 
 enum DynamicRestyleFlags {
     ChildrenOrSiblingsAffectedByFocus = 1 << 0,
     ChildrenOrSiblingsAffectedByHover = 1 << 1,
     ChildrenOrSiblingsAffectedByActive = 1 << 2,
     ChildrenOrSiblingsAffectedByDrag = 1 << 3,
     ChildrenAffectedByFirstChildRules = 1 << 4,
     ChildrenAffectedByLastChildRules = 1 << 5,
@@ skipping 292 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