Materialized font style for TrayItemMore type system tray rows.

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_aura.cc',
@@ skipping 361 matching lines @@
       'common/system/tray/tray_item_more.cc',
       'common/system/tray/tray_item_more.h',
       'common/system/tray/tray_item_view.cc',
       'common/system/tray/tray_item_view.h',
       'common/system/tray/tray_notification_view.cc',
       'common/system/tray/tray_notification_view.h',
       'common/system/tray/tray_popup_header_button.cc',
       'common/system/tray/tray_popup_header_button.h',
       'common/system/tray/tray_popup_item_container.cc',
       'common/system/tray/tray_popup_item_container.h',
+      'common/system/tray/tray_popup_item_style.cc',
+      'common/system/tray/tray_popup_item_style.h',
+      'common/system/tray/tray_popup_item_style_observer.h',
       'common/system/tray/tray_popup_label_button.cc',
       'common/system/tray/tray_popup_label_button.h',
       'common/system/tray/tray_popup_label_button_border.cc',
       'common/system/tray/tray_popup_label_button_border.h',
       'common/system/tray/tray_utils.cc',
       'common/system/tray/tray_utils.h',
       'common/system/tray/view_click_listener.h',
       'common/system/tray_accessibility.cc',
       'common/system/tray_accessibility.h',
       'common/system/update/tray_update.cc',
@@ skipping 1126 matching lines @@
                   '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
                 ],
               }
             ],
           ],
         },
       ],
     }],
   ],
 }