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

chrome/browser/translate/translate_accept_languages_factory.cc

 // 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.
 
 #include "chrome/browser/translate/translate_accept_languages_factory.h"
 
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/profiles/incognito_helpers.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/pref_names.h"
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "components/translate/core/browser/translate_accept_languages.h"
 
 namespace {
 
 // TranslateAcceptLanguagesService is a thin container for
 // TranslateAcceptLanguages to enable associating it with a BrowserContext.
 class TranslateAcceptLanguagesService : public KeyedService {
  public:
   explicit TranslateAcceptLanguagesService(PrefService* prefs);
-  virtual ~TranslateAcceptLanguagesService();
+  ~TranslateAcceptLanguagesService() override;
 
   // Returns the associated TranslateAcceptLanguages.
   translate::TranslateAcceptLanguages& accept_languages() {
     return accept_languages_;
   }
 
  private:
   translate::TranslateAcceptLanguages accept_languages_;
   DISALLOW_COPY_AND_ASSIGN(TranslateAcceptLanguagesService);
 };
@@ skipping 33 matching lines @@
     content::BrowserContext* browser_context) const {
   Profile* profile = Profile::FromBrowserContext(browser_context);
   return new TranslateAcceptLanguagesService(profile->GetPrefs());
 }
 
 content::BrowserContext*
 TranslateAcceptLanguagesFactory::GetBrowserContextToUse(
     content::BrowserContext* context) const {
   return chrome::GetBrowserContextRedirectedInIncognito(context);
 }