Convert //chrome/browser/chromeos from scoped_ptr to std::unique_ptr

chrome/browser/chromeos/system/device_disabling_manager.h

 // 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_SYSTEM_DEVICE_DISABLING_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_SYSTEM_DEVICE_DISABLING_MANAGER_H_
 
+#include <memory>
 #include <string>
 
 #include "base/callback.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
 #include "chrome/browser/chromeos/settings/cros_settings.h"
 
 namespace policy {
 class BrowserPolicyConnectorChromeOS;
 }
 
 namespace user_manager {
 class UserManager;
@@ skipping 91 matching lines @@
 
   void UpdateFromCrosSettings();
 
   Delegate* delegate_;
   policy::BrowserPolicyConnectorChromeOS* browser_policy_connector_;
   CrosSettings* cros_settings_;
   user_manager::UserManager* user_manager_;
 
   base::ObserverList<Observer> observers_;
 
-  scoped_ptr<CrosSettings::ObserverSubscription> device_disabled_subscription_;
-  scoped_ptr<CrosSettings::ObserverSubscription> disabled_message_subscription_;
+  std::unique_ptr<CrosSettings::ObserverSubscription>
+      device_disabled_subscription_;
+  std::unique_ptr<CrosSettings::ObserverSubscription>
+      disabled_message_subscription_;
 
   // Indicates whether the device was disabled when the cros settings were last
   // read.
   bool device_disabled_;
 
   // A cached copy of the domain that owns the device.
   std::string enrollment_domain_;
 
   // A cached copy of the message to show on the device disabled screen.
   std::string disabled_message_;
 
   base::WeakPtrFactory<DeviceDisablingManager> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DeviceDisablingManager);
 };
 
 }  // namespace system
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_SYSTEM_DEVICE_DISABLING_MANAGER_H_