Convert a few components from scoped_ptr to std::unique_ptr

components/storage_monitor/storage_monitor_win.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 COMPONENTS_STORAGE_MONITOR_STORAGE_MONITOR_WIN_H_
 #define COMPONENTS_STORAGE_MONITOR_STORAGE_MONITOR_WIN_H_
 
+#include <memory>
+
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "components/storage_monitor/storage_monitor.h"
 
 namespace base {
 class FilePath;
 }
 
 namespace storage_monitor {
 
 class PortableDeviceWatcherWin;
 class TestStorageMonitorWin;
@@ skipping 49 matching lines @@
   ATOM window_class_;
 
   // The handle of the module that contains the window procedure of |window_|.
   HMODULE instance_;
   HWND window_;
 
   // The handle of a registration for shell notifications.
   ULONG shell_change_notify_id_;
 
   // The volume mount point watcher, used to manage the mounted devices.
-  scoped_ptr<VolumeMountWatcherWin> volume_mount_watcher_;
+  std::unique_ptr<VolumeMountWatcherWin> volume_mount_watcher_;
 
   // The portable device watcher, used to manage media transfer protocol
   // devices.
-  scoped_ptr<PortableDeviceWatcherWin> portable_device_watcher_;
+  std::unique_ptr<PortableDeviceWatcherWin> portable_device_watcher_;
 
   DISALLOW_COPY_AND_ASSIGN(StorageMonitorWin);
 };
 
 }  // namespace storage_monitor
 
 #endif  // COMPONENTS_STORAGE_MONITOR_STORAGE_MONITOR_WIN_H_