Revert of mash: Convert TrayBackgroundView to wm common types

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 138 matching lines @@
       'common/system/tray/default_system_tray_delegate.cc',
       'common/system/tray/default_system_tray_delegate.h',
       'common/system/tray/fixed_sized_image_view.cc',
       'common/system/tray/fixed_sized_image_view.h',
       'common/system/tray/fixed_sized_scroll_view.cc',
       'common/system/tray/fixed_sized_scroll_view.h',
       'common/system/tray/hover_highlight_view.cc',
       'common/system/tray/hover_highlight_view.h',
       'common/system/tray/special_popup_row.cc',
       'common/system/tray/special_popup_row.h',
-      'common/system/tray/system_tray_bubble.cc',
-      'common/system/tray/system_tray_bubble.h',
       'common/system/tray/system_tray_delegate.cc',
       'common/system/tray/system_tray_delegate.h',
       'common/system/tray/system_tray_item.cc',
       'common/system/tray/system_tray_item.h',
       'common/system/tray/throbber_view.cc',
       'common/system/tray/throbber_view.h',
-      'common/system/tray/tray_background_view.cc',
-      'common/system/tray/tray_background_view.h',
       'common/system/tray/tray_bar_button_with_title.cc',
       'common/system/tray/tray_bar_button_with_title.h',
-      'common/system/tray/tray_bubble_wrapper.cc',
-      'common/system/tray/tray_bubble_wrapper.h',
       'common/system/tray/tray_constants.cc',
       'common/system/tray/tray_constants.h',
       'common/system/tray/tray_details_view.cc',
       'common/system/tray/tray_details_view.h',
       'common/system/tray/tray_empty.cc',
       'common/system/tray/tray_empty.h',
-      'common/system/tray/tray_event_filter.cc',
-      'common/system/tray/tray_event_filter.h',
       'common/system/tray/tray_image_item.cc',
       'common/system/tray/tray_image_item.h',
       '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',
@@ skipping 418 matching lines @@
       'system/toast/toast_data.h',
       'system/toast/toast_manager.cc',
       'system/toast/toast_manager.h',
       'system/toast/toast_overlay.cc',
       'system/toast/toast_overlay.h',
       'system/tray/media_security/media_capture_observer.h',
       'system/tray/media_security/multi_profile_media_tray_item.cc',
       'system/tray/media_security/multi_profile_media_tray_item.h',
       'system/tray/system_tray.cc',
       'system/tray/system_tray.h',
+      'system/tray/system_tray_bubble.cc',
+      'system/tray/system_tray_bubble.h',
       'system/tray/system_tray_notifier.cc',
       'system/tray/system_tray_notifier.h',
+      'system/tray/tray_background_view.cc',
+      'system/tray/tray_background_view.h',
+      'system/tray/tray_bubble_wrapper.cc',
+      'system/tray/tray_bubble_wrapper.h',
+      'system/tray/tray_event_filter.cc',
+      'system/tray/tray_event_filter.h',
       'system/user/button_from_view.cc',
       'system/user/button_from_view.h',
       'system/user/login_status.cc',
       'system/user/login_status.h',
       'system/user/rounded_image_view.cc',
       'system/user/rounded_image_view.h',
       'system/user/tray_user.cc',
       'system/user/tray_user.h',
       'system/user/tray_user_separator.cc',
       'system/user/tray_user_separator.h',
@@ skipping 824 matching lines @@
                   '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
                 ],
               }
             ],
           ],
         },
       ],
     }],
   ],
 }