Move chromeos::EventRewriter to //ui/chromeos/events

ui/chromeos/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("//ui/ozone/ozone.gni")
 
 assert(is_chromeos)
 
 component("chromeos") {
   output_name = "ui_chromeos"
   sources = [
     "accelerometer/accelerometer_util.cc",
     "accelerometer/accelerometer_util.h",
+    "events/event_rewriter.cc",
+    "events/event_rewriter.h",
     "ime/candidate_view.cc",
     "ime/candidate_view.h",
     "ime/candidate_window_view.cc",
     "ime/candidate_window_view.h",
     "ime/infolist_window.cc",
     "ime/infolist_window.h",
     "ime/input_method_menu_item.cc",
     "ime/input_method_menu_item.h",
     "ime/input_method_menu_manager.cc",
     "ime/input_method_menu_manager.h",
     "ime/mode_indicator_view.cc",
     "ime/mode_indicator_view.h",
+    "pref_names.cc",
+    "pref_names.h",
     "touch_accessibility_enabler.cc",
     "touch_accessibility_enabler.h",
     "touch_exploration_controller.cc",
     "touch_exploration_controller.h",
     "user_activity_power_manager_notifier.cc",
     "user_activity_power_manager_notifier.h",
   ]
   defines = [ "UI_CHROMEOS_IMPLEMENTATION" ]
   deps = [
     "//base",
     "//base/third_party/dynamic_annotations",
     "//chromeos:chromeos",
     "//chromeos:power_manager_proto",
     "//components/device_event_log",
     "//components/onc",
     "//skia",
     "//ui/aura",
     "//ui/base",
     "//ui/base/ime",
     "//ui/chromeos/resources",
     "//ui/chromeos/strings",
     "//ui/display",
     "//ui/events",
+    "//ui/events:dom_keycode_converter",
     "//ui/events:gesture_detection",
+    "//ui/events/devices",
     "//ui/gfx",
     "//ui/gfx/geometry",
     "//ui/message_center",
     "//ui/native_theme",
     "//ui/views",
     "//ui/wm",
   ]
+  if (use_x11 || ozone_platform_x11) {
+    deps += [
+      "//ui/base/x",
+      "//ui/events/keycodes:x11",
+    ]
+  }
 }
 
 test("ui_chromeos_unittests") {
   sources = [
     "ime/candidate_view_unittest.cc",
     "ime/candidate_window_view_unittest.cc",
     "ime/input_method_menu_item_unittest.cc",
     "ime/input_method_menu_manager_unittest.cc",
     "run_all_unittests.cc",
     "touch_accessibility_enabler_unittest.cc",
@@ skipping 12 matching lines @@
     "//ui/message_center",
     "//ui/resources:ui_test_pak",
     "//ui/views",
     "//ui/views:test_support",
   ]
   data = [
     "$root_out_dir/locales/en-US.pak",
     "$root_out_dir/ui_test.pak",
   ]
 }