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

chrome/browser/ui/apps/directory_access_confirmation_dialog.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/apps/directory_access_confirmation_dialog.h"
 
 #include "base/callback.h"
 #include "chrome/browser/ui/tab_modal_confirm_dialog.h"
 #include "chrome/browser/ui/tab_modal_confirm_dialog_delegate.h"
 #include "chrome/grit/generated_resources.h"
 #include "content/public/browser/web_contents.h"
 #include "ui/base/l10n/l10n_util.h"
 
 namespace {
 
 class DirectoryAccessConfirmationDialog : public TabModalConfirmDialogDelegate {
  public:
   DirectoryAccessConfirmationDialog(bool writable,
                                     const base::string16& app_name,
                                     content::WebContents* web_contents,
                                     const base::Closure& on_accept,
                                     const base::Closure& on_cancel);
 
-  virtual base::string16 GetTitle() override;
-  virtual base::string16 GetDialogMessage() override;
-  virtual base::string16 GetAcceptButtonTitle() override;
-  virtual base::string16 GetCancelButtonTitle() override;
+  base::string16 GetTitle() override;
+  base::string16 GetDialogMessage() override;
+  base::string16 GetAcceptButtonTitle() override;
+  base::string16 GetCancelButtonTitle() override;
 
  private:
-  virtual void OnAccepted() override;
-  virtual void OnCanceled() override;
-  virtual void OnClosed() override;
+  void OnAccepted() override;
+  void OnCanceled() override;
+  void OnClosed() override;
 
   const base::Closure on_accept_;
   const base::Closure on_cancel_;
   const bool writable_;
   const base::string16 app_name_;
 };
 
 DirectoryAccessConfirmationDialog::DirectoryAccessConfirmationDialog(
     bool writable,
     const base::string16& app_name,
@@ skipping 47 matching lines @@
 void CreateDirectoryAccessConfirmationDialog(bool writable,
                                              const base::string16& app_name,
                                              content::WebContents* web_contents,
                                              const base::Closure& on_accept,
                                              const base::Closure& on_cancel) {
   TabModalConfirmDialog::Create(
       new DirectoryAccessConfirmationDialog(
           writable, app_name, web_contents, on_accept, on_cancel),
       web_contents);
 }