workers: Rename WorkerThread to WorkerScript.

Source/core/dom/ExecutionContext.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/ExecutionContext.h"
 
 #include "core/dom/ExecutionContextTask.h"
 #include "core/events/ErrorEvent.h"
 #include "core/events/EventTarget.h"
 #include "core/fetch/MemoryCache.h"
 #include "core/frame/UseCounter.h"
 #include "core/html/PublicURLManager.h"
 #include "core/inspector/InspectorInstrumentation.h"
 #include "core/inspector/ScriptCallStack.h"
-#include "core/workers/WorkerGlobalScope.h"
-#include "core/workers/WorkerThread.h"
 #include "wtf/MainThread.h"
 
 namespace blink {
 
 class ExecutionContext::PendingException : public NoBaseWillBeGarbageCollectedFinalized<ExecutionContext::PendingException> {
     WTF_MAKE_NONCOPYABLE(PendingException);
 public:
     PendingException(const String& errorMessage, int lineNumber, int columnNumber, int scriptId, const String& sourceURL, PassRefPtrWillBeRawPtr<ScriptCallStack> callStack)
         : m_errorMessage(errorMessage)
         , m_lineNumber(lineNumber)
@@ skipping 218 matching lines @@
 {
 #if ENABLE(OILPAN)
     visitor->trace(m_pendingExceptions);
     visitor->trace(m_publicURLManager);
     HeapSupplementable<ExecutionContext>::trace(visitor);
 #endif
     ContextLifecycleNotifier::trace(visitor);
 }
 
 } // namespace blink