Sync ui/events to chromium @ https://codereview.chromium.org/1210203002

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"
+
+#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 {
+
+scoped_ptr<DeviceManager> CreateDeviceManager() {
+#if defined(USE_UDEV)
+  return make_scoped_ptr(new DeviceManagerUdev());
+#else
+  return make_scoped_ptr(new DeviceManagerManual());
+#endif
+}
+
+}  // namespace ui