Standardize usage of virtual/override/final specifiers.

chrome/browser/ui/ash/chrome_new_window_delegate.cc

 // Copyright 2013 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 "chrome/browser/ui/ash/chrome_new_window_delegate.h"
 
 #include "ash/wm/window_util.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/sessions/tab_restore_service.h"
 #include "chrome/browser/sessions/tab_restore_service_factory.h"
@@ skipping 31 matching lines @@
  public:
   TabRestoreHelper(ChromeNewWindowDelegate* delegate,
                    Profile* profile,
                    TabRestoreService* service)
       : delegate_(delegate),
         profile_(profile),
         tab_restore_service_(service) {
     tab_restore_service_->AddObserver(this);
   }
 
-  virtual ~TabRestoreHelper() {
-    tab_restore_service_->RemoveObserver(this);
-  }
+  ~TabRestoreHelper() override { tab_restore_service_->RemoveObserver(this); }
 
   TabRestoreService* tab_restore_service() { return tab_restore_service_; }
 
-  virtual void TabRestoreServiceChanged(TabRestoreService* service) override {
-  }
+  void TabRestoreServiceChanged(TabRestoreService* service) override {}
 
-  virtual void TabRestoreServiceDestroyed(TabRestoreService* service) override {
+  void TabRestoreServiceDestroyed(TabRestoreService* service) override {
     // This destroys us.
     delegate_->tab_restore_helper_.reset();
   }
 
-  virtual void TabRestoreServiceLoaded(TabRestoreService* service) override {
+  void TabRestoreServiceLoaded(TabRestoreService* service) override {
     RestoreTabUsingProfile(profile_);
     // This destroys us.
     delegate_->tab_restore_helper_.reset();
   }
 
  private:
   ChromeNewWindowDelegate* delegate_;
   Profile* profile_;
   TabRestoreService* tab_restore_service_;
 
@@ skipping 45 matching lines @@
   }
 }
 
 void ChromeNewWindowDelegate::ShowTaskManager() {
   chrome::OpenTaskManager(NULL);
 }
 
 void ChromeNewWindowDelegate::OpenFeedbackPage() {
   chrome::OpenFeedbackDialog(GetBrowserForActiveWindow());
 }