Standardize usage of virtual/override/final specifiers.

remoting/host/video_scheduler_unittest.cc

 // Copyright (c) 2012 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 "remoting/host/video_scheduler.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
@@ skipping 109 matching lines @@
  private:
   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(ThreadCheckMouseCursorMonitor);
 };
 
 class VideoSchedulerTest : public testing::Test {
  public:
   VideoSchedulerTest();
 
-  virtual void SetUp() override;
-  virtual void TearDown() override;
+  void SetUp() override;
+  void TearDown() override;
 
   void StartVideoScheduler(
       scoped_ptr<webrtc::DesktopCapturer> capturer,
       scoped_ptr<VideoEncoder> encoder,
       scoped_ptr<webrtc::MouseCursorMonitor> mouse_monitor);
   void StopVideoScheduler();
 
   // webrtc::DesktopCapturer mocks.
   void OnCapturerStart(webrtc::DesktopCapturer::Callback* callback);
   void OnCaptureFrame(const webrtc::DesktopRegion& region);
@@ skipping 196 matching lines @@
       new ThreadCheckMouseCursorMonitor(capture_task_runner_));
 
   // Start and stop the scheduler, so it will tear down the screen capturer,
   // video encoder and mouse monitor.
   StartVideoScheduler(capturer.Pass(), encoder.Pass(),
                       mouse_cursor_monitor.Pass());
   StopVideoScheduler();
 }
 
 }  // namespace remoting