Add ImeMenuTray element.

ash/ash.gyp

 # Copyright (c) 2012 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.
 
 {
   'variables': {
     'chromium_code': 1,
     # These files lists are shared with the GN build.
     'ash_sources': [
       'accelerators/accelerator_commands.cc',
@@ skipping 489 matching lines @@
       'system/chromeos/bluetooth/bluetooth_observer.h',
       'system/chromeos/bluetooth/tray_bluetooth.cc',
       'system/chromeos/bluetooth/tray_bluetooth.h',
       'system/chromeos/brightness/brightness_controller_chromeos.cc',
       'system/chromeos/brightness/brightness_controller_chromeos.h',
       'system/chromeos/brightness/tray_brightness.cc',
       'system/chromeos/brightness/tray_brightness.h',
       'system/chromeos/enterprise/enterprise_domain_observer.h',
       'system/chromeos/enterprise/tray_enterprise.cc',
       'system/chromeos/enterprise/tray_enterprise.h',
+      'system/chromeos/ime_menu/ime_menu_tray.cc',
+      'system/chromeos/ime_menu/ime_menu_tray.h',
       'system/chromeos/keyboard_brightness_controller.cc',
       'system/chromeos/keyboard_brightness_controller.h',
       'system/chromeos/label_tray_view.cc',
       'system/chromeos/label_tray_view.h',
       'system/chromeos/multi_user/user_switch_util.cc',
       'system/chromeos/multi_user/user_switch_util.h',
       'system/chromeos/network/network_detailed_view.h',
       'system/chromeos/network/network_observer.h',
       'system/chromeos/network/network_portal_detector_observer.h',
       'system/chromeos/network/network_state_list_detailed_view.cc',
@@ skipping 432 matching lines @@
       'shelf/shelf_navigator_unittest.cc',
       'shelf/shelf_tooltip_manager_unittest.cc',
       'shelf/shelf_unittest.cc',
       'shelf/shelf_view_unittest.cc',
       'shelf/shelf_widget_unittest.cc',
       'shelf/shelf_window_watcher_unittest.cc',
       'shell_unittest.cc',
       'sticky_keys/sticky_keys_overlay_unittest.cc',
       'sticky_keys/sticky_keys_unittest.cc',
       'system/chromeos/brightness/tray_brightness_unittest.cc',
+      'system/chromeos/ime_menu/ime_menu_tray_unittest.cc',
       'system/chromeos/multi_user/user_switch_util_unittest.cc',
       'system/chromeos/power/power_event_observer_unittest.cc',
       'system/chromeos/rotation/tray_rotation_lock_unittest.cc',
       'system/chromeos/screen_security/screen_tray_item_unittest.cc',
       'system/chromeos/session/logout_confirmation_controller_unittest.cc',
       'system/chromeos/session/tray_session_length_limit_unittest.cc',
       'system/chromeos/supervised/tray_supervised_user_unittest.cc',
       'system/chromeos/tray_display_unittest.cc',
       'system/ime/tray_ime_chromeos_unittest.cc',
       'system/overview/overview_button_tray_unittest.cc',
@@ skipping 483 matching lines @@
                   '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
                 ],
               }
             ],
           ],
         },
       ],
     }],
   ],
 }