cleans up atom/movable/Destroy + adds walk(src, 0)

code/game/objects/buckling.dm

@@ -42,10 +42,6 @@
 /atom/movable/proc/has_buckled_mobs()
 	return LAZYLEN(buckled_mobs)
 
-/atom/movable/Destroy()
-	unbuckle_all_mobs()
-	return ..()
-
 
 /atom/movable/proc/buckle_mob(mob/living/M, forced = FALSE, check_loc = TRUE)
 	if(check_loc && M.loc != loc)

code/game/objects/effects/chem/chemsmoke.dm

@@ -12,9 +12,6 @@
 	create_reagents(500)
 	return
 
-/obj/effect/vfx/smoke/chem/Destroy()
-	walk(src, 0) // Because we might have called walk_to, we must stop the walk loop or BYOND keeps an internal reference to us forever.
-	return ..()
 
 /obj/effect/vfx/smoke/chem/transparent
 	opacity = FALSE

code/game/objects/effects/spiders.dm

@@ -163,7 +163,6 @@
 
 /obj/effect/spider/spiderling/Destroy()
 	STOP_PROCESSING(SSobj, src)
-	walk(src, 0) // Because we might have called walk_to, we must stop the walk loop or BYOND keeps an internal reference to us forever.
 	return ..()
 
 /obj/effect/spider/spiderling/Bump(atom/user)

code/game/objects/items/weapons/grenades/flashbang.dm

@@ -93,10 +93,6 @@
 	else if(M.ear_damage >= 5)
 		to_chat(M, "<span class='danger'>Your ears start to ring!</span>")
 
-/obj/item/weapon/grenade/flashbang/Destroy()
-	walk(src, 0) // Because we might have called walk_away, we must stop the walk loop or BYOND keeps an internal reference to us forever.
-	return ..()
-
 
 /obj/item/weapon/grenade/flashbang/clusterbang//Created by Polymorph, fixed by Sieve
 	desc = "Use of this weapon may constiute a war crime in your area, consult your local Site Manager."