Remove unused includes from core/accessibility, core/css and core/dom

Source/core/dom/shadow/ContentSelectorQuery.h

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 14 matching lines @@
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 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.
  */
 
 #ifndef ContentSelectorQuery_h
 #define ContentSelectorQuery_h
 
 #include "core/css/CSSSelectorList.h"
-#include "core/css/SelectorChecker.h"
-#include "core/dom/SelectorQuery.h"
 #include "wtf/Forward.h"
 #include "wtf/Vector.h"
 
 namespace WebCore {
 
 class Document;
 class Node;
 class InsertionPoint;
 
 class ContentSelectorDataList {
@@ skipping 15 matching lines @@
     bool matches(const Vector<RefPtr<Node> >& siblings, int nthNode) const;
 
 private:
     InsertionPoint* m_insertionPoint;
     ContentSelectorDataList m_selectors;
 };
 
 }
 
 #endif