Remove ~1750 superfluous includes from core

Source/core/inspector/InspectorCanvasAgent.cpp

 /*
  * Copyright (C) 2012 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 28 matching lines @@
 #include "core/html/HTMLCanvasElement.h"
 #include "core/inspector/BindingVisitors.h"
 #include "core/inspector/InjectedScript.h"
 #include "core/inspector/InjectedScriptCanvasModule.h"
 #include "core/inspector/InjectedScriptManager.h"
 #include "core/inspector/InspectorPageAgent.h"
 #include "core/inspector/InspectorState.h"
 #include "core/inspector/InstrumentingAgents.h"
 #include "core/page/DOMWindow.h"
 #include "core/page/Frame.h"
-#include "core/page/Page.h"
 
 using WebCore::TypeBuilder::Array;
 using WebCore::TypeBuilder::Canvas::ResourceId;
 using WebCore::TypeBuilder::Canvas::ResourceInfo;
 using WebCore::TypeBuilder::Canvas::ResourceState;
 using WebCore::TypeBuilder::Canvas::TraceLog;
 using WebCore::TypeBuilder::Canvas::TraceLogId;
 using WebCore::TypeBuilder::Network::FrameId;
 
 namespace WebCore {
@@ skipping 277 matching lines @@
     ErrorString error;
     for (FramesWithUninstrumentedCanvases::iterator it = m_framesWithUninstrumentedCanvases.begin(); it != m_framesWithUninstrumentedCanvases.end(); ++it) {
         InjectedScriptCanvasModule module = injectedScriptCanvasModule(&error, mainWorldScriptState(it->key));
         if (!module.hasNoValue())
             module.markFrameEnd();
     }
 }
 
 } // namespace WebCore