Remove unused includes from various .cpp files in core/

Source/core/loader/cache/CachedImage.cpp

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
     Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
     Copyright (C) 2004, 2005, 2006, 2007 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.
 */
 
 #include "config.h"
 #include "core/loader/cache/CachedImage.h"
 
 #include "RuntimeEnabledFeatures.h"
-#include "core/loader/FrameLoaderTypes.h"
-#include "core/loader/ResourceLoader.h"
 #include "core/loader/cache/CachedImageClient.h"
 #include "core/loader/cache/CachedResourceClient.h"
 #include "core/loader/cache/CachedResourceClientWalker.h"
 #include "core/loader/cache/CachedResourceLoader.h"
 #include "core/loader/cache/MemoryCache.h"
 #include "core/page/FrameView.h"
-#include "core/page/Page.h"
-#include "core/page/Settings.h"
 #include "core/platform/SharedBuffer.h"
 #include "core/platform/graphics/BitmapImage.h"
 #include "core/rendering/RenderObject.h"
 #include "core/svg/graphics/SVGImage.h"
 #include <wtf/CurrentTime.h>
 #include <wtf/MemoryInstrumentationHashMap.h>
 #include <wtf/MemoryObjectInfo.h>
 #include <wtf/StdLibExtras.h>
 #include <wtf/Vector.h>
 
@@ skipping 411 matching lines @@
 
 bool CachedImage::currentFrameKnownToBeOpaque(const RenderObject* renderer)
 {
     Image* image = imageForRenderer(renderer);
     if (image->isBitmapImage())
         image->nativeImageForCurrentFrame(); // force decode
     return image->currentFrameKnownToBeOpaque();
 }
 
 } // namespace WebCore