ozone: evdev: Add gamepad support

ui/events/ozone/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/features.gni")
 import("//build/config/linux/pkg_config.gni")
 import("//build/config/ui.gni")
 import("//ui/base/ui_features.gni")
 
 declare_args() {
@@ skipping 65 matching lines @@
       "evdev/event_converter_evdev_impl.h",
       "evdev/event_device_info.cc",
       "evdev/event_device_info.h",
       "evdev/event_factory_evdev.cc",
       "evdev/event_factory_evdev.h",
       "evdev/event_modifiers_evdev.cc",
       "evdev/event_modifiers_evdev.h",
       "evdev/event_thread_evdev.cc",
       "evdev/event_thread_evdev.h",
       "evdev/events_ozone_evdev_export.h",
+      "evdev/gamepad_event_converter_evdev.cc",
+      "evdev/gamepad_event_converter_evdev.h",
+      "evdev/gamepad_mapping.cc",
+      "evdev/gamepad_mapping.h",
       "evdev/input_controller_evdev.cc",
       "evdev/input_controller_evdev.h",
       "evdev/input_device_factory_evdev.cc",
       "evdev/input_device_factory_evdev.h",
       "evdev/input_device_factory_evdev_proxy.cc",
       "evdev/input_device_factory_evdev_proxy.h",
       "evdev/input_device_settings_evdev.cc",
       "evdev/input_device_settings_evdev.h",
       "evdev/input_injector_evdev.cc",
       "evdev/input_injector_evdev.h",
@@ skipping 99 matching lines @@
       "layout/xkb/xkb_evdev_codes.cc",
       "layout/xkb/xkb_evdev_codes.h",
       "layout/xkb/xkb_key_code_converter.h",
       "layout/xkb/xkb_keyboard_layout_engine.cc",
       "layout/xkb/xkb_keyboard_layout_engine.h",
     ]
 
     deps += [ "//ui/events/keycodes:xkb" ]
   }
 }