Add Mojo IPC based input-device service.

ui/events/devices/mojo/touchscreen_device.typemap

Index: ui/events/devices/mojo/touchscreen_device.typemap
diff --git a/ui/events/devices/mojo/touchscreen_device.typemap b/ui/events/devices/mojo/touchscreen_device.typemap
new file mode 100644
index 0000000000000000000000000000000000000000..ad7657e5f38e4b0f0196d8a00d5e5150300b108d
--- /dev/null
+++ b/ui/events/devices/mojo/touchscreen_device.typemap
@@ -0,0 +1,14 @@
+# Copyright 2016 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.
+
+mojom = "//ui/events/devices/mojo/input_devices.mojom"
+public_headers = [ "//ui/events/devices/touchscreen_device.h" ]
+traits_headers = [ 
+  "//ui/events/devices/mojo/touchscreen_device_struct_traits.h" 
+ ]
+deps = [
+  "//ui/events/devices",
+  "//ui/gfx/geometry",
+]
+type_mappings = [ "ui.mojom.TouchscreenDevice=ui::TouchscreenDevice" ]