include RefCounted.h where needed, only.

third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerGlobalScope.h

 /*
  * 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 18 matching lines @@
  */
 #ifndef ServiceWorkerGlobalScope_h
 #define ServiceWorkerGlobalScope_h
 
 #include "bindings/modules/v8/UnionTypesModules.h"
 #include "core/workers/WorkerGlobalScope.h"
 #include "modules/ModulesExport.h"
 #include "platform/heap/Handle.h"
 #include "public/platform/modules/serviceworker/WebServiceWorkerRegistration.h"
 #include "wtf/Assertions.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/RefCounted.h"
+#include "wtf/Forward.h"
 
 namespace blink {
 
 class Dictionary;
 class Request;
 class ScriptPromise;
 class ScriptState;
 class ServiceWorkerClients;
 class ServiceWorkerRegistration;
 class ServiceWorkerThread;
@@ skipping 58 matching lines @@
     size_t m_scriptCount;
     size_t m_scriptTotalSize;
     size_t m_scriptCachedMetadataTotalSize;
 };
 
 DEFINE_TYPE_CASTS(ServiceWorkerGlobalScope, ExecutionContext, context, context->isServiceWorkerGlobalScope(), context.isServiceWorkerGlobalScope());
 
 } // namespace blink
 
 #endif // ServiceWorkerGlobalScope_h