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

ui/events/ozone/device/device_event.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 UI_EVENTS_OZONE_DEVICE_EVENT_H_
+#define UI_EVENTS_OZONE_DEVICE_EVENT_H_
+
+#include "base/files/file_path.h"
+#include "base/macros.h"
+#include "ui/events/ozone/events_ozone_export.h"
+
+namespace ui {
+
+class EVENTS_OZONE_EXPORT DeviceEvent {
+ public:
+  enum DeviceType {
+    INPUT,
+    DISPLAY,
+  };
+
+  enum ActionType {
+    ADD,
+    REMOVE,
+    CHANGE,
+  };
+
+  DeviceEvent(DeviceType type, ActionType action, const base::FilePath& path);
+
+  DeviceType device_type() const { return device_type_; }
+  ActionType action_type() const { return action_type_; }
+  base::FilePath path() const { return path_; }
+
+ private:
+  DeviceType device_type_;
+  ActionType action_type_;
+  base::FilePath path_;
+
+  DISALLOW_COPY_AND_ASSIGN(DeviceEvent);
+};
+
+}  // namespace ui
+
+#endif  // UI_EVENTS_OZONE_DEVICE_EVENT_H_