Chromecast: virtual/override cleanup.

chromecast/media/cma/base/balanced_media_task_runner_factory.cc

 // 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.
 
 #include "chromecast/media/cma/base/balanced_media_task_runner_factory.h"
 
 #include <map>
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
@@ skipping 14 matching lines @@
   //   |new_task_cb| is invoked in that case.
   // - monitor the lifetime of the media task runner, i.e. check when the media
   //   task runner is not needed anymore.
   //   |shutdown_cb| is invoked in that case.
   MediaTaskRunnerWithNotification(
       const scoped_refptr<MediaTaskRunner>& media_task_runner,
       const base::Closure& new_task_cb,
       const base::Closure& shutdown_cb);
 
   // MediaTaskRunner implementation.
-  virtual bool PostMediaTask(
+  bool PostMediaTask(
       const tracked_objects::Location& from_here,
       const base::Closure& task,
       base::TimeDelta timestamp) override;
 
  private:
-  virtual ~MediaTaskRunnerWithNotification();
+  ~MediaTaskRunnerWithNotification() override;
 
   scoped_refptr<MediaTaskRunner> const media_task_runner_;
 
   const base::Closure new_task_cb_;
   const base::Closure shutdown_cb_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaTaskRunnerWithNotification);
 };
 
 MediaTaskRunnerWithNotification::MediaTaskRunnerWithNotification(
@@ skipping 34 matching lines @@
       const scoped_refptr<base::SingleThreadTaskRunner>& task_runner);
 
   // Schedule tasks whose timestamp is less than or equal to |max_timestamp|.
   void ScheduleWork(base::TimeDelta max_timestamp);
 
   // Return the timestamp of the last media task.
   // Return ::media::kNoTimestamp() if no media task has been posted.
   base::TimeDelta GetMediaTimestamp() const;
 
   // MediaTaskRunner implementation.
-  virtual bool PostMediaTask(
+  bool PostMediaTask(
       const tracked_objects::Location& from_here,
       const base::Closure& task,
       base::TimeDelta timestamp) override;
 
  private:
-  virtual ~BalancedMediaTaskRunner();
+  ~BalancedMediaTaskRunner() override;
 
   scoped_refptr<base::SingleThreadTaskRunner> const task_runner_;
 
   // Protects the following variables.
   mutable base::Lock lock_;
 
   // Possible pending media task.
   tracked_objects::Location from_here_;
   base::Closure pending_task_;
 
@@ skipping 130 matching lines @@
 }
 
 void BalancedMediaTaskRunnerFactory::UnregisterMediaTaskRunner(
       const scoped_refptr<BalancedMediaTaskRunner>& media_task_runner) {
   base::AutoLock auto_lock(lock_);
   task_runners_.erase(media_task_runner);
 }
 
 }  // namespace media
 }  // namespace chromecast