Remove unused includes from core/{editing,fileapi,history,html}

Source/core/html/HTMLFrameOwnerElement.h

 /*
  * Copyright (C) 2006, 2007, 2009 Apple Inc. 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.
  *
  */
 
 #ifndef HTMLFrameOwnerElement_h
 #define HTMLFrameOwnerElement_h
 
 #include "core/html/HTMLElement.h"
-#include "core/loader/FrameLoaderTypes.h"
 
 namespace WebCore {
 
 class DOMWindow;
 class Frame;
 class RenderPart;
 class SVGDocument;
 
 class HTMLFrameOwnerElement : public HTMLElement {
 public:
@@ skipping 68 matching lines @@
         DEFINE_STATIC_LOCAL(HashSet<Node*>, nodes, ());
         return nodes;
     }
 
     Node* m_root;
 };
 
 } // namespace WebCore
 
 #endif // HTMLFrameOwnerElement_h