better XvX compat

code/modules/mob/living/carbon/xenomorph/ai/movement/facehugger.dm

@@ -77,20 +77,20 @@
 #undef FIND_NEW_TRAVEL_TURF_LIMIT
 #undef FIND_NEW_TRAVEL_RADIUS_MAX
 
-/mob/living/carbon/xenomorph/facehugger/check_mob_target(mob/living/carbon/human/checked_human)
-	if(!istype(checked_human))
+/mob/living/carbon/xenomorph/facehugger/check_mob_target(mob/living/carbon/checked_target)
+	if(!iscarbonsizehuman(checked_target))
 		return FALSE // We don't wanna to attack anyone except humans (compat for soon coming XvX code)
 
-	if(istype(checked_human.wear_mask, /obj/item/clothing/mask/facehugger))
+	if(istype(checked_target.wear_mask, /obj/item/clothing/mask/facehugger))
 		return FALSE
 
-	if(checked_human.status_flags & XENO_HOST)
+	if(checked_target.status_flags & XENO_HOST)
 		return FALSE
 
-	if(can_not_harm(checked_human))
+	if(can_not_harm(checked_target))
 		return FALSE
 
-	if(checked_human.stat == DEAD)
+	if(checked_target.stat == DEAD)
 		return FALSE
 
 	return TRUE