[MIRROR] up port muffle items (#10476)

Co-authored-by: Kashargul <144968721+Kashargul@users.noreply.github.com>

code/game/objects/items/weapons/storage/backpack.dm

@@ -36,7 +36,12 @@
 /*
 /obj/item/storage/backpack/dropped(mob/user)
 	if (loc == user && src.use_sound)
-		playsound(src, src.use_sound, 50, 1, -5)
+		if(isbelly(user.loc))
+			var/obj/belly/B = user.loc
+			if(B.mode_flags & DM_FLAG_MUFFLEITEMS)
+				return
+		else
+			playsound(src, src.use_sound, 50, 1, -5)
 	..(user)
 */
 

code/game/objects/items/weapons/storage/storage.dm

@@ -238,11 +238,9 @@
 
 /obj/item/storage/proc/open(mob/user as mob)
 	if (use_sound)
-		//CHOMPStation Edit
 		var/obj/belly/B = user.loc
 		if(isliving(user) && (!isbelly(B) || !(B.mode_flags & DM_FLAG_MUFFLEITEMS)))
 			playsound(src, src.use_sound, 50, 0, -5)
-		//CHOMPStation Edit end
 
 	orient2hud(user)
 	if(user.s_active)