Remove ~1750 superfluous includes from core

Source/core/rendering/HitTestResult.cpp

 /*
  * Copyright (C) 2006, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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/rendering/HitTestResult.h"
 
 #include "HTMLNames.h"
 #include "core/dom/DocumentMarkerController.h"
 #include "core/dom/shadow/ShadowRoot.h"
-#include "core/editing/Editor.h"
 #include "core/editing/FrameSelection.h"
 #include "core/html/HTMLAnchorElement.h"
 #include "core/html/HTMLImageElement.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/HTMLMediaElement.h"
-#include "core/html/HTMLPlugInImageElement.h"
-#include "core/html/HTMLVideoElement.h"
 #include "core/html/parser/HTMLParserIdioms.h"
 #include "core/loader/cache/CachedImage.h"
 #include "core/page/Frame.h"
 #include "core/page/FrameTree.h"
 #include "core/platform/Scrollbar.h"
 #include "core/rendering/HitTestLocation.h"
-#include "core/rendering/RenderBlock.h"
 #include "core/rendering/RenderImage.h"
-#include "core/rendering/RenderInline.h"
 
 #if ENABLE(SVG)
 #include "SVGNames.h"
 #include "XLinkNames.h"
 #endif
 
 namespace WebCore {
 
 using namespace HTMLNames;
 
@@ skipping 432 matching lines @@
 {
     for (Node* node = m_innerNode.get(); node; node = node->parentNode()) {
         if (node->isElementNode())
             return toElement(node);
     }
 
     return 0;
 }
 
 } // namespace WebCore