Remove unused includes from core/html .cpp files

Source/core/html/canvas/WebGLRenderingContext.cpp

 /*
  * Copyright (C) 2009 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 14 matching lines @@
 
 #include "config.h"
 
 #include "core/html/canvas/WebGLRenderingContext.h"
 
 #include "core/dom/ExceptionCode.h"
 #include "core/html/HTMLCanvasElement.h"
 #include "core/html/HTMLImageElement.h"
 #include "core/html/HTMLVideoElement.h"
 #include "core/html/ImageData.h"
-#include "core/html/canvas/CheckedInt.h"
 #include "core/html/canvas/EXTDrawBuffers.h"
 #include "core/html/canvas/EXTTextureFilterAnisotropic.h"
 #include "core/html/canvas/OESElementIndexUint.h"
 #include "core/html/canvas/OESStandardDerivatives.h"
 #include "core/html/canvas/OESTextureFloat.h"
 #include "core/html/canvas/OESTextureFloatLinear.h"
 #include "core/html/canvas/OESTextureHalfFloat.h"
 #include "core/html/canvas/OESTextureHalfFloatLinear.h"
 #include "core/html/canvas/OESVertexArrayObject.h"
 #include "core/html/canvas/WebGLActiveInfo.h"
@@ skipping 11 matching lines @@
 #include "core/html/canvas/WebGLLoseContext.h"
 #include "core/html/canvas/WebGLProgram.h"
 #include "core/html/canvas/WebGLRenderbuffer.h"
 #include "core/html/canvas/WebGLShader.h"
 #include "core/html/canvas/WebGLShaderPrecisionFormat.h"
 #include "core/html/canvas/WebGLTexture.h"
 #include "core/html/canvas/WebGLUniformLocation.h"
 #include "core/loader/FrameLoader.h"
 #include "core/loader/FrameLoaderClient.h"
 #include "core/loader/cache/CachedImage.h"
-#include "core/page/DOMWindow.h"
 #include "core/page/Frame.h"
-#include "core/page/FrameView.h"
 #include "core/page/Page.h"
 #include "core/page/Settings.h"
 #include "core/platform/NotImplemented.h"
 #include "core/platform/graphics/Extensions3D.h"
 #include "core/platform/graphics/ImageBuffer.h"
 #include "core/platform/graphics/IntSize.h"
 #include "core/platform/graphics/gpu/DrawingBuffer.h"
 #include "core/rendering/RenderBox.h"
 
 #include <wtf/OwnArrayPtr.h>
@@ skipping 5404 matching lines @@
 
 void WebGLRenderingContext::multisamplingChanged(bool enabled)
 {
     if (m_multisamplingAllowed != enabled) {
         m_multisamplingAllowed = enabled;
         forceLostContext(WebGLRenderingContext::AutoRecoverSyntheticLostContext);
     }
 }
 
 } // namespace WebCore