mustash: Use ui::chromeos::EventRewriter in mus

services/ui/ws/BUILD.gn

 # 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.
 
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 import("//services/catalog/public/tools/catalog.gni")
 import("//services/service_manager/public/cpp/service.gni")
 import("//services/service_manager/public/service_manifest.gni")
 import("//services/service_manager/public/tools/test/service_test.gni")
@@ skipping 133 matching lines @@
     "//ui/gfx/geometry/mojo",
     "//ui/gl",
     "//ui/platform_window",
     "//ui/platform_window:platform_impls",
     "//ui/platform_window/mojo",
   ]
 
   if (use_ozone) {
     public_deps += [ "//ui/ozone:ozone" ]
   }
+  if (is_chromeos) {
+    public_deps += [ "//ui/chromeos/events" ]
+  }
+
+  # ui service should not depend on below components.
+  assert_no_deps = [
+    "//ash",
+    "//content/public/browser",
+    "//content/public/common",
+    "//ui/aura",
+    "//ui/views",
+  ]
 }
 
 static_library("test_interface") {
   sources = [
     "window_server_test_impl.cc",
     "window_server_test_impl.h",
   ]
 
   deps = [
     ":lib",
@@ skipping 118 matching lines @@
 service_manifest("mus_ws_unittests_app_manifest") {
   name = "mus_ws_unittests_app"
   source = "mus_ws_unittests_app_manifest.json"
 }
 
 catalog("mus_ws_unittests_catalog") {
   embedded_services = [ ":mus_ws_unittests_app_manifest" ]
 
   standalone_services = [ "//services/ui:manifest" ]
 }