Standardize usage of virtual/override/final in chrome/browser/speech

chrome/browser/speech/chrome_speech_recognition_manager_delegate.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 CHROME_BROWSER_SPEECH_CHROME_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_
 #define CHROME_BROWSER_SPEECH_CHROME_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "content/public/browser/speech_recognition_event_listener.h"
 #include "content/public/browser/speech_recognition_manager_delegate.h"
 #include "content/public/browser/speech_recognition_session_config.h"
 
 namespace speech {
 
 // This is Chrome's implementation of the SpeechRecognitionManagerDelegate
 // interface.
 class ChromeSpeechRecognitionManagerDelegate
     : public content::SpeechRecognitionManagerDelegate,
       public content::SpeechRecognitionEventListener {
  public:
   ChromeSpeechRecognitionManagerDelegate();
-  virtual ~ChromeSpeechRecognitionManagerDelegate();
+  ~ChromeSpeechRecognitionManagerDelegate() override;
 
  protected:
   // SpeechRecognitionEventListener methods.
-  virtual void OnRecognitionStart(int session_id) override;
-  virtual void OnAudioStart(int session_id) override;
-  virtual void OnEnvironmentEstimationComplete(int session_id) override;
-  virtual void OnSoundStart(int session_id) override;
-  virtual void OnSoundEnd(int session_id) override;
-  virtual void OnAudioEnd(int session_id) override;
-  virtual void OnRecognitionEnd(int session_id) override;
-  virtual void OnRecognitionResults(
-      int session_id, const content::SpeechRecognitionResults& result) override;
-  virtual void OnRecognitionError(
-      int session_id, const content::SpeechRecognitionError& error) override;
-  virtual void OnAudioLevelsChange(int session_id, float volume,
-                                   float noise_volume) override;
+  void OnRecognitionStart(int session_id) override;
+  void OnAudioStart(int session_id) override;
+  void OnEnvironmentEstimationComplete(int session_id) override;
+  void OnSoundStart(int session_id) override;
+  void OnSoundEnd(int session_id) override;
+  void OnAudioEnd(int session_id) override;
+  void OnRecognitionEnd(int session_id) override;
+  void OnRecognitionResults(
+      int session_id,
+      const content::SpeechRecognitionResults& result) override;
+  void OnRecognitionError(
+      int session_id,
+      const content::SpeechRecognitionError& error) override;
+  void OnAudioLevelsChange(int session_id,
+                           float volume,
+                           float noise_volume) override;
 
   // SpeechRecognitionManagerDelegate methods.
-  virtual void GetDiagnosticInformation(bool* can_report_metrics,
-                                        std::string* hardware_info) override;
-  virtual void CheckRecognitionIsAllowed(
+  void GetDiagnosticInformation(bool* can_report_metrics,
+                                std::string* hardware_info) override;
+  void CheckRecognitionIsAllowed(
       int session_id,
       base::Callback<void(bool ask_user, bool is_allowed)> callback) override;
-  virtual content::SpeechRecognitionEventListener* GetEventListener() override;
-  virtual bool FilterProfanities(int render_process_id) override;
+  content::SpeechRecognitionEventListener* GetEventListener() override;
+  bool FilterProfanities(int render_process_id) override;
 
   // Callback called by |tab_watcher_| on the IO thread to signal tab closure.
   virtual void TabClosedCallback(int render_process_id, int render_view_id);
 
  private:
   class OptionalRequestInfo;
   class TabWatcher;
 
   // Checks for VIEW_TYPE_TAB_CONTENTS host in the UI thread and notifies back
   // the result in the IO thread through |callback|.
   static void CheckRenderViewType(
       base::Callback<void(bool ask_user, bool is_allowed)> callback,
       int render_process_id,
       int render_view_id);
 
   scoped_refptr<OptionalRequestInfo> optional_request_info_;
   scoped_refptr<TabWatcher> tab_watcher_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeSpeechRecognitionManagerDelegate);
 };
 
 }  // namespace speech
 
 #endif  // CHROME_BROWSER_SPEECH_CHROME_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_