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

Source/core/css/CSSSelector.cpp

 /*
  * Copyright (C) 1999-2003 Lars Knoll (knoll@kde.org)
  *               1999 Waldo Bastian (bastian@kde.org)
  *               2001 Andreas Schlapbach (schlpbch@iam.unibe.ch)
  *               2001-2003 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2002, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2008 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 12 matching lines @@
  * Boston, MA 02110-1301, USA.
  */
 
 #include "config.h"
 #include "core/css/CSSSelector.h"
 
 #include "HTMLNames.h"
 #include "RuntimeEnabledFeatures.h"
 #include "core/css/CSSOMUtils.h"
 #include "core/css/CSSSelectorList.h"
-#include <wtf/Assertions.h>
-#include <wtf/HashMap.h>
-#include <wtf/StdLibExtras.h>
-#include <wtf/text/StringBuilder.h>
-#include <wtf/Vector.h>
+#include "wtf/Assertions.h"
+#include "wtf/HashMap.h"
+#include "wtf/StdLibExtras.h"
+#include "wtf/text/StringBuilder.h"
 
 namespace WebCore {
 
 using namespace HTMLNames;
 
 struct SameSizeAsCSSSelector {
     unsigned bitfields;
     void *pointers[1];
 };
 
@@ skipping 758 matching lines @@
             return false;
         return (count - m_b) % m_a == 0;
     } else {
         if (count > m_b)
             return false;
         return (m_b - count) % (-m_a) == 0;
     }
 }
 
 } // namespace WebCore