Re-write many calls to WrapUnique() with MakeUnique()

ui/events/ozone/device/device_manager.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 "ui/events/ozone/device/device_manager.h"
 
 #include "base/memory/ptr_util.h"
 #include "base/trace_event/trace_event.h"
 
 #if defined(USE_UDEV)
 #include "ui/events/ozone/device/udev/device_manager_udev.h"
 #else
 #include "ui/events/ozone/device/device_manager_manual.h"
 #endif
 
 namespace ui {
 
 std::unique_ptr<DeviceManager> CreateDeviceManager() {
   TRACE_EVENT0("ozone", "CreateDeviceManager");
 #if defined(USE_UDEV)
-  return base::WrapUnique(new DeviceManagerUdev());
+  return base::MakeUnique<DeviceManagerUdev>();
 #else
-  return base::WrapUnique(new DeviceManagerManual());
+  return base::MakeUnique<DeviceManagerManual>();
 #endif
 }
 
 }  // namespace ui