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

chrome/browser/speech/tts_controller_impl.h

 // 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.
 
 #ifndef CHROME_BROWSER_SPEECH_TTS_CONTROLLER_IMPL_H_
 #define CHROME_BROWSER_SPEECH_TTS_CONTROLLER_IMPL_H_
 
 #include <queue>
 #include <set>
 #include <string>
@@ skipping 11 matching lines @@
 
 // Singleton class that manages text-to-speech for the TTS and TTS engine
 // extension APIs, maintaining a queue of pending utterances and keeping
 // track of all state.
 class TtsControllerImpl : public TtsController {
  public:
   // Get the single instance of this class.
   static TtsControllerImpl* GetInstance();
 
   // TtsController methods
-  virtual bool IsSpeaking() override;
-  virtual void SpeakOrEnqueue(Utterance* utterance) override;
-  virtual void Stop() override;
-  virtual void Pause() override;
-  virtual void Resume() override;
-  virtual void OnTtsEvent(int utterance_id,
+  bool IsSpeaking() override;
+  void SpeakOrEnqueue(Utterance* utterance) override;
+  void Stop() override;
+  void Pause() override;
+  void Resume() override;
+  void OnTtsEvent(int utterance_id,
                   TtsEventType event_type,
                   int char_index,
                   const std::string& error_message) override;
-  virtual void GetVoices(content::BrowserContext* browser_context,
-                         std::vector<VoiceData>* out_voices) override;
-  virtual void VoicesChanged() override;
-  virtual void AddVoicesChangedDelegate(
-      VoicesChangedDelegate* delegate) override;
-  virtual void RemoveVoicesChangedDelegate(
-      VoicesChangedDelegate* delegate) override;
-  virtual void SetTtsEngineDelegate(TtsEngineDelegate* delegate) override;
-  virtual TtsEngineDelegate* GetTtsEngineDelegate() override;
-  virtual void SetPlatformImpl(TtsPlatformImpl* platform_impl) override;
-  virtual int QueueSize() override;
+  void GetVoices(content::BrowserContext* browser_context,
+                 std::vector<VoiceData>* out_voices) override;
+  void VoicesChanged() override;
+  void AddVoicesChangedDelegate(VoicesChangedDelegate* delegate) override;
+  void RemoveVoicesChangedDelegate(VoicesChangedDelegate* delegate) override;
+  void SetTtsEngineDelegate(TtsEngineDelegate* delegate) override;
+  TtsEngineDelegate* GetTtsEngineDelegate() override;
+  void SetPlatformImpl(TtsPlatformImpl* platform_impl) override;
+  int QueueSize() override;
 
  protected:
   TtsControllerImpl();
-  virtual ~TtsControllerImpl();
+  ~TtsControllerImpl() override;
 
  private:
   // Get the platform TTS implementation (or injected mock).
   TtsPlatformImpl* GetPlatformImpl();
 
   // Start speaking the given utterance. Will either take ownership of
   // |utterance| or delete it if there's an error. Returns true on success.
   void SpeakNow(Utterance* utterance);
 
   // Clear the utterance queue. If send_events is true, will send
@@ skipping 29 matching lines @@
   // dependency injection.
   TtsPlatformImpl* platform_impl_;
 
   // The delegate that processes TTS requests with user-installed extensions.
   TtsEngineDelegate* tts_engine_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(TtsControllerImpl);
 };
 
 #endif  // CHROME_BROWSER_SPEECH_TTS_CONTROLLER_IMPL_H_