C++11 override style change for athena

athena/extensions/chrome/athena_extension_install_ui.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 "athena/extensions/chrome/athena_extension_install_ui.h"
 
 #include "base/i18n/rtl.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_install_prompt.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/grit/chromium_strings.h"
 #include "extensions/browser/install/crx_installer_error.h"
 #include "extensions/common/extension.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/window/dialog_delegate.h"
 
 namespace athena {
 
 namespace {
 
 // Dialog delegate which displays a message and an 'OK' button.
 class MessageDialogDelegate : public views::DialogDelegateView {
  public:
   explicit MessageDialogDelegate(const base::string16& message)
       : message_(message) {}
 
-  virtual ~MessageDialogDelegate() {}
+  ~MessageDialogDelegate() override {}
 
   // views::DialogDelegateView:
-  virtual base::string16 GetWindowTitle() const override { return message_; }
+  base::string16 GetWindowTitle() const override { return message_; }
 
-  virtual int GetDialogButtons() const override { return ui::DIALOG_BUTTON_OK; }
+  int GetDialogButtons() const override { return ui::DIALOG_BUTTON_OK; }
 
  private:
   base::string16 message_;
 
   DISALLOW_COPY_AND_ASSIGN(MessageDialogDelegate);
 };
 
 }  // namespace
 
 AthenaExtensionInstallUI::AthenaExtensionInstallUI()
@@ skipping 37 matching lines @@
 
 void AthenaExtensionInstallUI::SetSkipPostInstallUI(bool skip_ui) {
   skip_post_install_ui_ = skip_ui;
 }
 
 gfx::NativeWindow AthenaExtensionInstallUI::GetDefaultInstallDialogParent() {
   return nullptr;
 }
 
 }  // namespace athena