Standardize usage of virtual/override/final in components/

components/infobars/core/infobar_container.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 COMPONENTS_INFOBARS_CORE_INFOBAR_CONTAINER_H_
 #define COMPONENTS_INFOBARS_CORE_INFOBAR_CONTAINER_H_
 
 #include <vector>
 
 #include "base/compiler_specific.h"
@@ skipping 84 matching lines @@
   // GTK does.
   virtual void PlatformSpecificReplaceInfoBar(InfoBar* old_infobar,
                                               InfoBar* new_infobar) {}
   virtual void PlatformSpecificRemoveInfoBar(InfoBar* infobar) = 0;
   virtual void PlatformSpecificInfoBarStateChanged(bool is_animating) {}
 
  private:
   typedef std::vector<InfoBar*> InfoBars;
 
   // InfoBarManager::Observer:
-  virtual void OnInfoBarAdded(InfoBar* infobar) override;
-  virtual void OnInfoBarRemoved(InfoBar* infobar, bool animate) override;
-  virtual void OnInfoBarReplaced(InfoBar* old_infobar,
-                                 InfoBar* new_infobar) override;
-  virtual void OnManagerShuttingDown(InfoBarManager* manager) override;
+  void OnInfoBarAdded(InfoBar* infobar) override;
+  void OnInfoBarRemoved(InfoBar* infobar, bool animate) override;
+  void OnInfoBarReplaced(InfoBar* old_infobar, InfoBar* new_infobar) override;
+  void OnManagerShuttingDown(InfoBarManager* manager) override;
 
   // Adds |infobar| to this container before the existing infobar at position
   // |position| and calls Show() on it.  |animate| is passed along to
   // infobar->Show().  Depending on the value of |callback_status|, this calls
   // infobar->set_container(this) either before or after the call to Show() so
   // that OnInfoBarStateChanged() either will or won't be called as a result.
   enum CallbackStatus { NO_CALLBACK, WANT_CALLBACK };
   void AddInfoBar(InfoBar* infobar,
                   size_t position,
                   bool animate,
                   CallbackStatus callback_status);
 
   void UpdateInfoBarArrowTargetHeights();
   int ArrowTargetHeightForInfoBar(size_t infobar_index) const;
 
   Delegate* delegate_;
   InfoBarManager* infobar_manager_;
   InfoBars infobars_;
 
   // Calculated in SetMaxTopArrowHeight().
   int top_arrow_target_height_;
 
   DISALLOW_COPY_AND_ASSIGN(InfoBarContainer);
 };
 
 }  // namespace infobars
 
 #endif  // COMPONENTS_INFOBARS_CORE_INFOBAR_CONTAINER_H_