Remove duplicated headers from core/

Source/core/dom/TagNodeList.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 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #include "config.h"
 #include "core/dom/TagNodeList.h"
 
-#include "core/dom/Element.h"
 #include "core/dom/NodeRareData.h"
 #include "wtf/Assertions.h"
 
 namespace WebCore {
 
 TagNodeList::TagNodeList(PassRefPtr<Node> rootNode, CollectionType type, const AtomicString& namespaceURI, const AtomicString& localName)
     : LiveNodeList(rootNode, type, DoNotInvalidateOnAttributeChanges)
     , m_namespaceURI(namespaceURI)
     , m_localName(localName)
 {
@@ skipping 22 matching lines @@
     , m_loweredLocalName(localName.lower())
 {
 }
 
 bool HTMLTagNodeList::nodeMatches(Element* testNode) const
 {
     return nodeMatchesInlined(testNode);
 }
 
 } // namespace WebCore