Remove unused includes from core/html .cpp files

Source/core/html/HTMLIFrameElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Simon Hausmann (hausmann@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2006, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Ericsson AB. All rights reserved.
  *
  * 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/html/HTMLIFrameElement.h"
 
 #include "CSSPropertyNames.h"
 #include "HTMLNames.h"
-#include "core/dom/Attribute.h"
 #include "core/dom/NodeRenderingContext.h"
-#include "core/dom/ScriptableDocumentParser.h"
 #include "core/html/HTMLDocument.h"
-#include "core/page/Frame.h"
 #include "core/rendering/RenderIFrame.h"
 #include <wtf/text/TextPosition.h>
 
 namespace WebCore {
 
 using namespace HTMLNames;
 
 inline HTMLIFrameElement::HTMLIFrameElement(const QualifiedName& tagName, Document* document)
     : HTMLFrameElementBase(tagName, document)
     , m_didLoadNonEmptyDocument(false)
@@ skipping 89 matching lines @@
 void HTMLIFrameElement::didRecalcStyle(StyleChange styleChange)
 {
     if (!shouldDisplaySeamlessly())
         return;
     Document* childDocument = contentDocument();
     if (shouldRecalcStyle(styleChange, childDocument))
         contentDocument()->recalcStyle(styleChange);
 }
 
 }