Replace scoped_ptr with std::unique_ptr in //ui

ui/message_center/message_center_tray.cc

 // Copyright (c) 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 "ui/message_center/message_center_tray.h"
 
 #include "base/macros.h"
+#include "base/memory/ptr_util.h"
 #include "base/observer_list.h"
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/models/simple_menu_model.h"
 #include "ui/message_center/message_center.h"
 #include "ui/message_center/message_center_tray_delegate.h"
 #include "ui/message_center/message_center_types.h"
 #include "ui/message_center/notification_blocker.h"
 #include "ui/strings/grit/ui_strings.h"
@@ skipping 174 matching lines @@
 void MessageCenterTray::ShowNotifierSettingsBubble() {
   if (popups_visible_)
     HidePopupBubbleInternal();
 
   message_center_visible_ = delegate_->ShowNotifierSettings();
   message_center_->SetVisibility(message_center::VISIBILITY_SETTINGS);
 
   NotifyMessageCenterTrayChanged();
 }
 
-scoped_ptr<ui::MenuModel> MessageCenterTray::CreateNotificationMenuModel(
+std::unique_ptr<ui::MenuModel> MessageCenterTray::CreateNotificationMenuModel(
     const NotifierId& notifier_id,
     const base::string16& display_source) {
 #if !defined(OS_CHROMEOS)
   // Only web pages are configurable on non-chromeos platforms.
   if (notifier_id.type != NotifierId::WEB_PAGE) {
     return nullptr;
   }
 #endif
 
-  return make_scoped_ptr(
+  return base::WrapUnique(
       new NotificationMenuModel(this, notifier_id, display_source));
 }
 
 void MessageCenterTray::OnNotificationAdded(
     const std::string& notification_id) {
   OnMessageCenterChanged();
 }
 
 void MessageCenterTray::OnNotificationRemoved(
     const std::string& notification_id,
@@ skipping 43 matching lines @@
     ShowPopupBubble();
 
   NotifyMessageCenterTrayChanged();
 }
 
 void MessageCenterTray::NotifyMessageCenterTrayChanged() {
   delegate_->OnMessageCenterTrayChanged();
 }
 
 }  // namespace message_center