Remove unused includes from various .cpp files in core/

Source/core/page/EventSource.cpp

 /*
  * Copyright (C) 2009, 2012 Ericsson AB. All rights reserved.
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2011, Code Aurora Forum. 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
@@ skipping 21 matching lines @@
 
 #include "config.h"
 #include "core/page/EventSource.h"
 
 #include <wtf/text/StringBuilder.h>
 #include "bindings/v8/Dictionary.h"
 #include "bindings/v8/ScriptController.h"
 #include "bindings/v8/SerializedScriptValue.h"
 #include "core/dom/Document.h"
 #include "core/dom/Event.h"
-#include "core/dom/EventException.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/MessageEvent.h"
 #include "core/dom/ScriptExecutionContext.h"
-#include "core/inspector/ScriptCallStack.h"
 #include "core/loader/TextResourceDecoder.h"
 #include "core/loader/ThreadableLoader.h"
-#include "core/loader/cache/MemoryCache.h"
 #include "core/page/ContentSecurityPolicy.h"
 #include "core/page/DOMWindow.h"
 #include "core/page/Frame.h"
 #include "core/platform/network/ResourceError.h"
 #include "core/platform/network/ResourceRequest.h"
 #include "core/platform/network/ResourceResponse.h"
 #include "weborigin/SecurityOrigin.h"
 
 namespace WebCore {
 
@@ skipping 366 matching lines @@
 {
     return &m_eventTargetData;
 }
 
 EventTargetData* EventSource::ensureEventTargetData()
 {
     return &m_eventTargetData;
 }
 
 } // namespace WebCore