Remove ~1750 superfluous includes from core

Source/core/dom/ClassNodeList.cpp

 /*
  * Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2007 David Smith (catfish.man@gmail.com)
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 14 matching lines @@
  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "core/dom/ClassNodeList.h"
 
 #include "core/dom/Document.h"
 #include "core/dom/NodeRareData.h"
-#include "core/dom/StyledElement.h"
 
 namespace WebCore {
 
 ClassNodeList::ClassNodeList(PassRefPtr<Node> rootNode, const String& classNames)
     : LiveNodeList(rootNode, ClassNodeListType, InvalidateOnClassAttrChange)
     , m_classNames(classNames, document()->inQuirksMode())
     , m_originalClassNames(classNames)
 {
 }
 
 ClassNodeList::~ClassNodeList()
 {
     ownerNode()->nodeLists()->removeCacheWithName(this, ClassNodeListType, m_originalClassNames);
 } 
 
 bool ClassNodeList::nodeMatches(Element* testNode) const
 {
     return nodeMatchesInlined(testNode);
 }
 
 } // namespace WebCore