Remove ~1750 superfluous includes from core

Source/core/dom/ScriptExecutionContext.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * 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:
  * 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
@@ skipping 18 matching lines @@
 #include "core/dom/ScriptExecutionContext.h"
 
 #include "core/dom/ErrorEvent.h"
 #include "core/dom/EventTarget.h"
 #include "core/dom/MessagePort.h"
 #include "core/dom/WebCoreMemoryInstrumentation.h"
 #include "core/html/PublicURLManager.h"
 #include "core/inspector/ScriptCallStack.h"
 #include "core/loader/cache/CachedScript.h"
 #include "core/page/DOMTimer.h"
-#include "core/workers/WorkerContext.h"
-#include "core/workers/WorkerThread.h"
 #include "modules/webdatabase/DatabaseContext.h"
 #include <wtf/MainThread.h>
 #include <wtf/MemoryInstrumentationHashMap.h>
 #include <wtf/MemoryInstrumentationVector.h>
 
 namespace WTF {
 
 template<> struct SequenceMemoryInstrumentationTraits<WebCore::ContextDestructionObserver*> {
     template <typename I> static void reportMemoryUsage(I, I, MemoryClassInfo&) { }
 };
@@ skipping 317 matching lines @@
 {
 }
 
 void ScriptExecutionContext::setDatabaseContext(DatabaseContext* databaseContext)
 {
     ASSERT(!m_databaseContext);
     m_databaseContext = databaseContext;
 }
 
 } // namespace WebCore