Convert //ash from scoped_ptr to std::unique_ptr

ash/system/chromeos/power/battery_notification.cc

 // Copyright 2015 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 "ash/system/chromeos/power/battery_notification.h"
 
 #include "ash/system/chromeos/power/power_status.h"
 #include "ash/system/system_notifier.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 25 matching lines @@
   } else if (notification_state == TrayPower::NOTIFICATION_CRITICAL) {
     resource_id = IDR_AURA_NOTIFICATION_BATTERY_CRITICAL;
   } else {
     NOTREACHED();
     resource_id = 0;
   }
 
   return ui::ResourceBundle::GetSharedInstance().GetImageNamed(resource_id);
 }
 
-scoped_ptr<Notification> CreateNotification(
+std::unique_ptr<Notification> CreateNotification(
     TrayPower::NotificationState notification_state) {
   const PowerStatus& status = *PowerStatus::Get();
 
   base::string16 message = l10n_util::GetStringFUTF16(
       IDS_ASH_STATUS_TRAY_BATTERY_PERCENT,
       base::IntToString16(status.GetRoundedBatteryPercent()));
 
   const base::TimeDelta time = status.IsBatteryCharging()
                                    ? status.GetBatteryTimeToFull()
                                    : status.GetBatteryTimeToEmpty();
@@ skipping 13 matching lines @@
       // This is a low battery warning prompting the user in minutes.
       time_message = ui::TimeFormat::Simple(
           ui::TimeFormat::FORMAT_REMAINING, ui::TimeFormat::LENGTH_LONG,
           base::TimeDelta::FromMinutes(hour * 60 + min));
     }
   }
 
   if (!time_message.empty())
     message = message + base::ASCIIToUTF16("\n") + time_message;
 
-  scoped_ptr<Notification> notification(new Notification(
+  std::unique_ptr<Notification> notification(new Notification(
       message_center::NOTIFICATION_TYPE_SIMPLE, kBatteryNotificationId,
       base::string16(), message, GetBatteryImage(notification_state),
       base::string16(), GURL(),
       message_center::NotifierId(message_center::NotifierId::SYSTEM_COMPONENT,
                                  system_notifier::kNotifierBattery),
       message_center::RichNotificationData(), NULL));
   notification->SetSystemPriority();
   return notification;
 }
 
@@ skipping 13 matching lines @@
 
 void BatteryNotification::Update(
     TrayPower::NotificationState notification_state) {
   if (message_center_->FindVisibleNotificationById(kBatteryNotificationId)) {
     message_center_->UpdateNotification(kBatteryNotificationId,
                                         CreateNotification(notification_state));
   }
 }
 
 }  // namespace ash