Introduce ServiceWorkerHandle for tracking WebServiceWorkerImpl reference

content/browser/service_worker/service_worker_registration_unittest.cc

 // Copyright 2013 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.
 
 #include "content/browser/service_worker/service_worker_registration.h"
 
 
 #include "base/files/scoped_temp_dir.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 14 matching lines @@
     context_ptr_ = context_->AsWeakPtr();
   }
 
  protected:
   scoped_ptr<ServiceWorkerContextCore> context_;
   base::WeakPtr<ServiceWorkerContextCore> context_ptr_;
   base::MessageLoopForIO message_loop_;
   BrowserThreadImpl io_thread_;
 };
 
-TEST_F(ServiceWorkerRegistrationTest, Shutdown) {
-  const int64 registration_id = -1L;
-  const int64 version_id = -1L;
-  scoped_refptr<ServiceWorkerRegistration> registration =
-      new ServiceWorkerRegistration(
-          GURL("http://www.example.com/*"),
-          GURL("http://www.example.com/service_worker.js"),
-          registration_id,
-          context_ptr_);
-
-  scoped_refptr<ServiceWorkerVersion> active_version =
-      new ServiceWorkerVersion(registration, version_id, context_ptr_);
-  registration->set_active_version(active_version);
-
-  registration->Shutdown();
-
-  DCHECK(registration->is_shutdown());
-  DCHECK(active_version->is_shutdown());
-  DCHECK(registration->HasOneRef());
-  DCHECK(active_version->HasOneRef());
-}
-
 // Make sure that activation does not leak
 TEST_F(ServiceWorkerRegistrationTest, ActivatePending) {
   int64 registration_id = -1L;
   scoped_refptr<ServiceWorkerRegistration> registration =
       new ServiceWorkerRegistration(
           GURL("http://www.example.com/*"),
           GURL("http://www.example.com/service_worker.js"),
           registration_id,
           context_ptr_);
 
   const int64 version_1_id = 1L;
   const int64 version_2_id = 2L;
   scoped_refptr<ServiceWorkerVersion> version_1 =
       new ServiceWorkerVersion(registration, version_1_id, context_ptr_);
   version_1->SetStatus(ServiceWorkerVersion::ACTIVE);
   registration->set_active_version(version_1);
 
   scoped_refptr<ServiceWorkerVersion> version_2 =
       new ServiceWorkerVersion(registration, version_2_id, context_ptr_);
   registration->set_pending_version(version_2);
 
   registration->ActivatePendingVersion();
   DCHECK_EQ(version_2, registration->active_version());
-  DCHECK(version_1->is_shutdown());
   DCHECK(version_1->HasOneRef());
   version_1 = NULL;
 
-  DCHECK(!version_2->is_shutdown());
   DCHECK(!version_2->HasOneRef());
-
-  registration->Shutdown();
-
-  DCHECK(registration->is_shutdown());
-  DCHECK(version_2->is_shutdown());
-  DCHECK(registration->HasOneRef());
-  DCHECK(version_2->HasOneRef());
 }
 
 }  // namespace content