[worklets] Make WorkerThread handle both Worker and Worklet global scopes.

third_party/WebKit/Source/core/workers/InProcessWorkerMessagingProxy.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * Copyright (C) 2009 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 26 matching lines @@
 #include "core/frame/FrameConsole.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/csp/ContentSecurityPolicy.h"
 #include "core/inspector/ConsoleMessage.h"
 #include "core/loader/DocumentLoadTiming.h"
 #include "core/loader/DocumentLoader.h"
 #include "core/origin_trials/OriginTrialContext.h"
 #include "core/workers/InProcessWorkerBase.h"
 #include "core/workers/InProcessWorkerObjectProxy.h"
 #include "core/workers/WorkerClients.h"
+#include "core/workers/WorkerGlobalScope.h"
 #include "core/workers/WorkerInspectorProxy.h"
 #include "core/workers/WorkerThreadStartupData.h"
 #include "wtf/WTF.h"
 #include <memory>
 
 namespace blink {
 
 namespace {
 
 void processUnhandledExceptionOnWorkerGlobalScope(const String& errorMessage, std::unique_ptr<SourceLocation> location, ExecutionContext* scriptContext)
@@ skipping 242 matching lines @@
 
 bool InProcessWorkerMessagingProxy::isParentContextThread() const
 {
     // TODO(nhiroki): Nested worker is not supported yet, so the parent context
     // thread should be equal to the main thread (http://crbug.com/31666).
     DCHECK(getExecutionContext()->isDocument());
     return isMainThread();
 }
 
 } // namespace blink