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

chrome/browser/ui/extensions/extension_install_ui_default.cc

 // 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.
 
 #include "chrome/browser/ui/extensions/extension_install_ui_default.h"
 
 #include "base/bind.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/theme_installed_infobar_delegate.h"
@@ skipping 62 matching lines @@
 // Helper class to put up an infobar when installation fails.
 class ErrorInfoBarDelegate : public ConfirmInfoBarDelegate {
  public:
   // Creates an error infobar and delegate and adds the infobar to
   // |infobar_service|.
   static void Create(InfoBarService* infobar_service,
                      const extensions::CrxInstallerError& error);
 
  private:
   explicit ErrorInfoBarDelegate(const extensions::CrxInstallerError& error);
-  virtual ~ErrorInfoBarDelegate();
+  ~ErrorInfoBarDelegate() override;
 
   // ConfirmInfoBarDelegate:
-  virtual base::string16 GetMessageText() const override;
-  virtual int GetButtons() const override;
-  virtual base::string16 GetLinkText() const override;
-  virtual bool LinkClicked(WindowOpenDisposition disposition) override;
+  base::string16 GetMessageText() const override;
+  int GetButtons() const override;
+  base::string16 GetLinkText() const override;
+  bool LinkClicked(WindowOpenDisposition disposition) override;
 
   extensions::CrxInstallerError error_;
 
   DISALLOW_COPY_AND_ASSIGN(ErrorInfoBarDelegate);
 };
 
 // static
 void ErrorInfoBarDelegate::Create(InfoBarService* infobar_service,
                                   const extensions::CrxInstallerError& error) {
   infobar_service->AddInfoBar(ConfirmInfoBarDelegate::CreateInfoBar(
@@ skipping 155 matching lines @@
 gfx::NativeWindow ExtensionInstallUIDefault::GetDefaultInstallDialogParent() {
   Browser* browser =
       chrome::FindLastActiveWithProfile(profile_, chrome::GetActiveDesktop());
   if (browser) {
     content::WebContents* contents =
         browser->tab_strip_model()->GetActiveWebContents();
     return contents->GetTopLevelNativeWindow();
   }
   return NULL;
 }