content: Cleanup class/struct forward declarations

content/browser/service_worker/service_worker_url_request_job.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_URL_REQUEST_JOB_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_URL_REQUEST_JOB_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 28 matching lines @@
 class BlobDataHandle;
 class BlobStorageContext;
 }  // namespace storage
 
 namespace content {
 
 class ResourceContext;
 class ResourceRequestBodyImpl;
 class ServiceWorkerBlobReader;
 class ServiceWorkerStreamReader;
-class ServiceWorkerContextCore;
 class ServiceWorkerFetchDispatcher;
-class ServiceWorkerProviderHost;
 class ServiceWorkerVersion;
 class Stream;
 
 class CONTENT_EXPORT ServiceWorkerURLRequestJob : public net::URLRequestJob {
  public:
   class CONTENT_EXPORT Delegate {
    public:
     virtual ~Delegate() {}
 
     // Will be invoked before the request is restarted. The caller
@@ skipping 223 matching lines @@
   EmbeddedWorkerStatus initial_worker_status_ = EmbeddedWorkerStatus::STOPPED;
 
   base::WeakPtrFactory<ServiceWorkerURLRequestJob> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerURLRequestJob);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_URL_REQUEST_JOB_H_