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

third_party/WebKit/Source/web/ServiceWorkerGlobalScopeProxy.cpp

 /*
  * Copyright (C) 2013 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 238 matching lines @@
 {
     client().didEvaluateWorkerScript(success);
 }
 
 void ServiceWorkerGlobalScopeProxy::didInitializeWorkerContext()
 {
     ScriptState::Scope scope(workerGlobalScope()->scriptController()->getScriptState());
     client().didInitializeWorkerContext(workerGlobalScope()->scriptController()->context());
 }
 
-void ServiceWorkerGlobalScopeProxy::workerGlobalScopeStarted(WorkerGlobalScope* workerGlobalScope)
+void ServiceWorkerGlobalScopeProxy::workerGlobalScopeStarted(WorkerOrWorkletGlobalScope* workerGlobalScope)
 {
     DCHECK(!m_workerGlobalScope);
     m_workerGlobalScope = static_cast<ServiceWorkerGlobalScope*>(workerGlobalScope);
     client().workerContextStarted(this);
 }
 
 void ServiceWorkerGlobalScopeProxy::workerGlobalScopeClosed()
 {
     // This should never be called because close() is not defined in
     // ServiceWorkerGlobalScope.
@@ skipping 40 matching lines @@
     return *m_document;
 }
 
 ServiceWorkerGlobalScope* ServiceWorkerGlobalScopeProxy::workerGlobalScope() const
 {
     DCHECK(m_workerGlobalScope);
     return m_workerGlobalScope;
 }
 
 } // namespace blink