Standardize usage of virtual/override/final in content/browser/

content/browser/service_worker/service_worker_database_task_manager.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_DATABASE_TASK_RUNNER_MANAGER_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_DATABASE_TASK_RUNNER_MANAGER_
 
 #include "base/memory/ref_counted.h"
 #include "content/common/content_export.h"
 
@@ skipping 14 matching lines @@
   virtual scoped_ptr<ServiceWorkerDatabaseTaskManager> Clone() = 0;
   virtual base::SequencedTaskRunner* GetTaskRunner() = 0;
   virtual base::SequencedTaskRunner* GetShutdownBlockingTaskRunner() = 0;
 };
 
 class ServiceWorkerDatabaseTaskManagerImpl
     : public ServiceWorkerDatabaseTaskManager {
  public:
   explicit ServiceWorkerDatabaseTaskManagerImpl(
       base::SequencedWorkerPool* pool);
-  virtual ~ServiceWorkerDatabaseTaskManagerImpl();
+  ~ServiceWorkerDatabaseTaskManagerImpl() override;
 
  protected:
-  virtual scoped_ptr<ServiceWorkerDatabaseTaskManager> Clone() override;
-  virtual base::SequencedTaskRunner* GetTaskRunner() override;
-  virtual base::SequencedTaskRunner* GetShutdownBlockingTaskRunner() override;
+  scoped_ptr<ServiceWorkerDatabaseTaskManager> Clone() override;
+  base::SequencedTaskRunner* GetTaskRunner() override;
+  base::SequencedTaskRunner* GetShutdownBlockingTaskRunner() override;
 
  private:
   ServiceWorkerDatabaseTaskManagerImpl(
       const scoped_refptr<base::SequencedTaskRunner>& task_runner,
       const scoped_refptr<base::SequencedTaskRunner>&
           shutdown_blocking_task_runner);
 
   scoped_refptr<base::SequencedTaskRunner> task_runner_;
   scoped_refptr<base::SequencedTaskRunner> shutdown_blocking_task_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerDatabaseTaskManagerImpl);
 };
 
 // Dummy implementation for testing. It vends whatever you give it in the ctor.
 class CONTENT_EXPORT MockServiceWorkerDatabaseTaskManager
     : public NON_EXPORTED_BASE(ServiceWorkerDatabaseTaskManager) {
  public:
   explicit MockServiceWorkerDatabaseTaskManager(
       const scoped_refptr<base::SequencedTaskRunner>& task_runner);
-  virtual ~MockServiceWorkerDatabaseTaskManager();
+  ~MockServiceWorkerDatabaseTaskManager() override;
 
  protected:
-  virtual scoped_ptr<ServiceWorkerDatabaseTaskManager> Clone() override;
-  virtual base::SequencedTaskRunner* GetTaskRunner() override;
-  virtual base::SequencedTaskRunner* GetShutdownBlockingTaskRunner() override;
+  scoped_ptr<ServiceWorkerDatabaseTaskManager> Clone() override;
+  base::SequencedTaskRunner* GetTaskRunner() override;
+  base::SequencedTaskRunner* GetShutdownBlockingTaskRunner() override;
 
  private:
   scoped_refptr<base::SequencedTaskRunner> task_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(MockServiceWorkerDatabaseTaskManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_DATABASE_TASK_RUNNER_MANAGER_