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

content/renderer/pepper/pepper_platform_audio_input.h

 // 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.
 
 #ifndef CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_AUDIO_INPUT_H_
 #define CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_AUDIO_INPUT_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 40 matching lines @@
       int frames_per_buffer,
       PepperAudioInputHost* client);
 
   // Called on main thread.
   void StartCapture();
   void StopCapture();
   // Closes the stream. Make sure to call this before the object is destructed.
   void ShutDown();
 
   // media::AudioInputIPCDelegate.
-  virtual void OnStreamCreated(base::SharedMemoryHandle handle,
-                               base::SyncSocket::Handle socket_handle,
-                               int length,
-                               int total_segments) override;
-  virtual void OnVolume(double volume) override;
-  virtual void OnStateChanged(media::AudioInputIPCDelegate::State state)
-      override;
-  virtual void OnIPCClosed() override;
+  void OnStreamCreated(base::SharedMemoryHandle handle,
+                       base::SyncSocket::Handle socket_handle,
+                       int length,
+                       int total_segments) override;
+  void OnVolume(double volume) override;
+  void OnStateChanged(media::AudioInputIPCDelegate::State state) override;
+  void OnIPCClosed() override;
 
  protected:
-  virtual ~PepperPlatformAudioInput();
+  ~PepperPlatformAudioInput() override;
 
  private:
   friend class base::RefCountedThreadSafe<PepperPlatformAudioInput>;
 
   PepperPlatformAudioInput();
 
   bool Initialize(int render_frame_id,
                   const std::string& device_id,
                   const GURL& document_url,
                   int sample_rate,
@@ skipping 45 matching lines @@
   bool pending_open_device_;
   // THIS MUST ONLY BE ACCESSED ON THE MAIN THREAD.
   int pending_open_device_id_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperPlatformAudioInput);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_AUDIO_INPUT_H_