Hostile mobs now use new projectile code.

Kudos to PsiOmegaDelta for pointing it out.

code/modules/mob/living/simple_animal/hostile/hostile.dm

@@ -155,22 +155,21 @@
 	var/target = target_mob
 	visible_message("\red <b>[src]</b> fires at [target]!", 1)
 
-	var/tturf = get_turf(target)
 	if(rapid)
 		spawn(1)
-			Shoot(tturf, src.loc, src)
+			Shoot(target, src.loc, src)
 			if(casingtype)
 				new casingtype(get_turf(src))
 		spawn(4)
-			Shoot(tturf, src.loc, src)
+			Shoot(target, src.loc, src)
 			if(casingtype)
 				new casingtype(get_turf(src))
 		spawn(6)
-			Shoot(tturf, src.loc, src)
+			Shoot(target, src.loc, src)
 			if(casingtype)
 				new casingtype(get_turf(src))
 	else
-		Shoot(tturf, src.loc, src)
+		Shoot(target, src.loc, src)
 		if(casingtype)
 			new casingtype
 
@@ -187,18 +186,7 @@
 	playsound(user, projectilesound, 100, 1)
 	if(!A)	return
 
-	if (!istype(target, /turf))
-		qdel(A)
-		return
-	A.current = target
-	A.starting = get_turf(src)
-	A.original = get_turf(target)
-	A.setup_trajectory(A.starting, A.original)
-	A.yo = target:y - start:y
-	A.xo = target:x - start:x
-	spawn( 0 )
-		A.process()
-	return
+	A.launch(target, "chest")
 
 /mob/living/simple_animal/hostile/proc/DestroySurroundings()
 	if(prob(break_stuff_probability))

code/modules/mob/living/simple_animal/hostile/retaliate/drone.dm

@@ -277,24 +277,3 @@
 
 /obj/item/projectile/beam/pulse/drone
 	damage = 10
-
-/obj/item/projectile/beam/drone/after_move()
-	var/turf/T = get_turf(src)
-	var/mob/living/carbon/human/H = locate() in T
-	if(!H)
-		return 0
-	if(H.lying)
-		Bump(H, 1)	// Force the bump since mobs lying don't trigger it.  We'll only do this for drones since they don't target the mob they target the turf.
-		return 1
-	return 0
-
-/obj/item/projectile/beam/pulse/drone/after_move()
-	var/turf/T = get_turf(src)
-	var/mob/living/carbon/human/H = locate() in T
-	if(!H)
-		return 0
-	if(H.lying)
-		Bump(H, 1)      // Force the bump since mobs lying don't trigger it.  We'll only do this for drones since they don't target the mob they target the turf.
-		return 1
-	return 0
-

code/modules/projectiles/projectile.dm

@@ -298,8 +298,6 @@
 
 		before_move()
 		Move(location.return_turf())
-		if(after_move())
-			return 1
 
 		if(!bumped && !isturf(original))
 			if(loc == get_turf(original))
@@ -319,9 +317,6 @@
 /obj/item/projectile/proc/before_move()
 	return 0
 
-/obj/item/projectile/proc/after_move()
-	return 0
-
 /obj/item/projectile/proc/setup_trajectory(turf/startloc, turf/targloc, var/x_offset = 0, var/y_offset = 0)
 	// setup projectile state
 	starting = startloc