Move all event related devices from ui/events/ to ui/events/devices/

ui/events/devices/touchscreen_device.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_TOUCHSCREEN_DEVICE_H_
-#define UI_EVENTS_TOUCHSCREEN_DEVICE_H_
+#ifndef UI_EVENTS_DEVICES_TOUCHSCREEN_DEVICE_H_
+#define UI_EVENTS_DEVICES_TOUCHSCREEN_DEVICE_H_
 
 #include <string>
 
-#include "ui/events/events_base_export.h"
-#include "ui/events/input_device.h"
+#include "ui/events/devices/events_devices_export.h"
+#include "ui/events/devices/input_device.h"
 #include "ui/gfx/geometry/size.h"
 
 namespace ui {
 
 // Represents a Touchscreen device state.
-struct EVENTS_BASE_EXPORT TouchscreenDevice : public InputDevice {
+struct EVENTS_DEVICES_EXPORT TouchscreenDevice : public InputDevice {
   // Creates an invalid touchscreen device.
   TouchscreenDevice();
 
   TouchscreenDevice(unsigned int id,
                     InputDeviceType type,
                     const std::string& name,
                     const gfx::Size& size);
 
   // Size of the touch screen area.
   gfx::Size size;
 };
 
 }  // namespace ui
 
-#endif  // UI_EVENTS_TOUCHSCREEN_DEVICE_H_
+#endif  // UI_EVENTS_DEVICES_TOUCHSCREEN_DEVICE_H_