| Index: ash/mus/BUILD.gn | 
| diff --git a/ash/mus/BUILD.gn b/ash/mus/BUILD.gn | 
| index 06761934555296633ffdc89075f58b0b009305de..3ac37a446e43c920aabbf36cf4c821709b1ce814 100644 | 
| --- a/ash/mus/BUILD.gn | 
| +++ b/ash/mus/BUILD.gn | 
| @@ -34,6 +34,8 @@ source_set("lib") { | 
| "bridge/wm_window_mus.h", | 
| "container_ids.cc", | 
| "container_ids.h", | 
| +    "context_menu_mus.cc", | 
| +    "context_menu_mus.h", | 
| "disconnected_app_handler.cc", | 
| "disconnected_app_handler.h", | 
| "drag_window_resizer.cc", | 
| @@ -42,6 +44,8 @@ source_set("lib") { | 
| "layout_manager.h", | 
| "move_event_handler.cc", | 
| "move_event_handler.h", | 
| +    "native_widget_factory_mus.cc", | 
| +    "native_widget_factory_mus.h", | 
| "new_window_delegate_mus.cc", | 
| "new_window_delegate_mus.h", | 
| "non_client_frame_controller.cc", | 
|  |