Standardize usage of virtual/override/final specifiers.

remoting/host/video_frame_recorder_unittest.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 "remoting/host/video_frame_recorder.h"
 
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/stl_util.h"
 #include "remoting/codec/video_encoder_verbatim.h"
@@ skipping 34 matching lines @@
 const int kFrameHeight = 480;
 const size_t kTestFrameCount = 6;
 const int64 kTestFrameBytes =
     kFrameWidth * kFrameHeight * webrtc::DesktopFrame::kBytesPerPixel;
 } // namespace
 
 class VideoFrameRecorderTest : public testing::Test {
  public:
   VideoFrameRecorderTest();
 
-  virtual void SetUp() override;
-  virtual void TearDown() override;
+  void SetUp() override;
+  void TearDown() override;
 
   // Creates a new VideoEncoder, wraps it using |recorder_|, and stores the
   // newly wrapped encoder in |encoder_|.
   void CreateAndWrapEncoder();
 
   // Creates the next test frame to pass to |encoder_|. Each test frame's pixel
   // values are set uniquely, so that tests can verify that the correct set of
   // frames were recorded.
   scoped_ptr<webrtc::DesktopFrame> CreateNextFrame();
 
@@ skipping 236 matching lines @@
   EncodeTestFrames();
 
   // Clear the list of expected test frames, since none should be recorded.
   STLDeleteElements(&test_frames_);
 
   // Verify that the recorded frames match the ones passed to the encoder.
   VerifyTestFrames();
 }
 
 }  // namespace remoting