blink: Cleanup class/struct forward declarations

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 24 matching lines @@
 #include "modules/ModulesExport.h"
 #include "platform/heap/Handle.h"
 #include "public/platform/modules/serviceworker/WebServiceWorkerRegistration.h"
 #include "wtf/Assertions.h"
 #include "wtf/Forward.h"
 #include <memory>
 
 namespace blink {
 
 class Dictionary;
-class Request;
 class ScriptPromise;
 class ScriptState;
 class ServiceWorkerClients;
 class ServiceWorkerRegistration;
 class ServiceWorkerThread;
 class WaitUntilObserver;
 class WorkerThreadStartupData;
 
 typedef RequestOrUSVString RequestInfo;
 
@@ skipping 74 matching lines @@
 
 DEFINE_TYPE_CASTS(ServiceWorkerGlobalScope,
                   ExecutionContext,
                   context,
                   context->isServiceWorkerGlobalScope(),
                   context.isServiceWorkerGlobalScope());
 
 }  // namespace blink
 
 #endif  // ServiceWorkerGlobalScope_h