Remove some unused includes from core/css and core/dom

Source/core/dom/VisitedLinkState.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
@@ skipping 14 matching lines @@
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #include "config.h"
 #include "core/dom/VisitedLinkState.h"
 
 #include "HTMLNames.h"
 #include "core/dom/NodeTraversal.h"
 #include "core/html/HTMLAnchorElement.h"
-#include "core/page/Frame.h"
 #include "core/page/Page.h"
 #include <public/Platform.h>
 
 namespace WebCore {
 
 using namespace HTMLNames;
 
 inline static const AtomicString& linkAttribute(Element* element)
 {
     ASSERT(element->isLink());
@@ skipping 72 matching lines @@
 
     LinkHash hash = linkHashForElementWithAttribute(m_document, element, attribute);
     if (!hash)
         return InsideUnvisitedLink;
 
     m_linksCheckedForVisitedState.add(hash);
     return WebKit::Platform::current()->isLinkVisited(hash) ? InsideVisitedLink : InsideUnvisitedLink;
 }
 
 }