chromeos: moves setting of touch state to a separate class

ui/display/manager/chromeos/touch_device_transform.h

Index: ui/display/manager/chromeos/touch_device_transform.h
diff --git a/ui/display/manager/chromeos/touch_device_transform.h b/ui/display/manager/chromeos/touch_device_transform.h
new file mode 100644
index 0000000000000000000000000000000000000000..c9eee51c9b08cc05d69df03ca9f83681d4cb0805
--- /dev/null
+++ b/ui/display/manager/chromeos/touch_device_transform.h
@@ -0,0 +1,26 @@
+// Copyright 2017 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_DISPLAY_MANAGER_CHROMEOS_TOUCH_DEVICE_TRANSFORM_H_
+#define UI_DISPLAY_MANAGER_CHROMEOS_TOUCH_DEVICE_TRANSFORM_H_
+
+#include <stdint.h>
+
+#include "ui/display/manager/display_manager_export.h"
+#include "ui/gfx/transform.h"
+
+namespace display {
+
+struct DISPLAY_MANAGER_EXPORT TouchDeviceTransform {
+  TouchDeviceTransform();
+  ~TouchDeviceTransform();
+
+  int64_t display_id;
+  int32_t device_id;
+  gfx::Transform transform;
+};
+
+}  // namespace display
+
+#endif  // UI_DISPLAY_MANAGER_CHROMEOS_TOUCH_DEVICE_TRANSFORM_H_