Moves nanomanager.close_uis(src) into datum/proc/Destroy() instead of /obj/Destroy() now that NanoUI supports datums.

code/controllers/Processes/garbage.dm

@@ -136,7 +136,7 @@ world/loop_checks = 0
 	return ..()+"([garbage_collector.destroyed.len]/[garbage_collector.dels]/[garbage_collector.hard_dels])"
 
 // Tests if an atom has been deleted.
-/proc/deleted(atom/A) 
+/proc/deleted(atom/A)
 	return !A || !isnull(A.gcDestroyed)
 
 // Should be treated as a replacement for the 'del' keyword.
@@ -187,6 +187,7 @@ world/loop_checks = 0
 // This should be overridden to remove all references pointing to the object being destroyed.
 // Return true if the the GC controller should allow the object to continue existing. (Useful if pooling objects.)
 /datum/proc/Destroy()
+	nanomanager.close_uis(src)
 	tag = null
 	return
 

code/game/objects/objs.dm

@@ -17,7 +17,6 @@
 
 /obj/Destroy()
 	processing_objects -= src
-	nanomanager.close_uis(src)
 	return ..()
 
 /obj/Topic(href, href_list, var/datum/topic_state/state = default_state)