Revert of chromeos: adds TouchDeviceServer and wires up in mushrome

ui/display/manager/chromeos/mojo/BUILD.gn

Index: ui/display/manager/chromeos/mojo/BUILD.gn
diff --git a/ui/display/manager/chromeos/mojo/BUILD.gn b/ui/display/manager/chromeos/mojo/BUILD.gn
deleted file mode 100644
index e29b518ebcced53ec9302c8cf8f7679ea868ad09..0000000000000000000000000000000000000000
--- a/ui/display/manager/chromeos/mojo/BUILD.gn
+++ /dev/null
@@ -1,15 +0,0 @@
-# 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.
-
-import("//mojo/public/tools/bindings/mojom.gni")
-
-mojom("interfaces") {
-  sources = [
-    "touch_device_transform.mojom",
-  ]
-
-  public_deps = [
-    "//ui/gfx/mojo",
-  ]
-}