ffixes smoke (#24775)

code/_onclick/hud/map_popups.dm

@@ -1,18 +1,3 @@
-/obj/screen
-	/**
-	 * Map name assigned to this object.
-	 * Automatically set by /client/proc/add_obj_to_map.
-	 */
-	var/assigned_map
-	/**
-	 * Mark this object as garbage-collectible after you clean the map
-	 * it was registered on.
-	 *
-	 * This could probably be changed to be a proc, for conditional removal.
-	 * But for now, this works.
-	 */
-	var/del_on_map_removal = TRUE
-
 /**
  * A screen object, which acts as a container for turfs and other things
  * you want to show on the map, which you usually attach to "vis_contents".

code/_onclick/hud/plane_master.dm

@@ -105,7 +105,7 @@
 	render_target = GRAVITY_PULSE_RENDER_TARGET
 	appearance_flags = PLANE_MASTER | NO_CLIENT_COLOR
 
-/obj/screen/plane_master/smoke
+/atom/movable/screen/plane_master/smoke
 	name = "point plane master"
 	plane = SMOKE_PLANE
 	appearance_flags = PLANE_MASTER

code/modules/mob/mob.dm

@@ -1390,7 +1390,7 @@ GLOBAL_LIST_INIT(slot_equipment_priority, list( \
 		var/atom/movable/screen/plane_master/lighting/L = hud_used.plane_masters["[LIGHTING_PLANE]"]
 		if(L)
 			L.alpha = lighting_alpha
-		var/obj/screen/plane_master/smoke/S = hud_used.plane_masters["[SMOKE_PLANE]"]
+		var/atom/movable/screen/plane_master/smoke/S = hud_used.plane_masters["[SMOKE_PLANE]"]
 		if(S)
 			S.alpha = 255
 			if(sight & SEE_MOBS)