Merge pull request #5468 from Anewbe/is_tool

Hopefully Unnoticeable Tool Refactor

code/game/objects/effects/decals/contraband.dm

@@ -122,7 +122,7 @@
 	icon_state = design.icon_state // poster[serial_number]
 
 /obj/structure/sign/poster/attackby(obj/item/weapon/W as obj, mob/user as mob)
-	if(istype(W, /obj/item/weapon/wirecutters))
+	if(W.is_wirecutter())
 		playsound(src.loc, W.usesound, 100, 1)
 		if(ruined)
 			user << "<span class='notice'>You remove the remnants of the poster.</span>"

code/game/objects/effects/mines.dm

@@ -47,13 +47,13 @@
 			explode(M)
 
 /obj/effect/mine/attackby(obj/item/W as obj, mob/living/user as mob)
-	if(isscrewdriver(W))
+	if(W.is_screwdriver())
 		panel_open = !panel_open
 		user.visible_message("<span class='warning'>[user] very carefully screws the mine's panel [panel_open ? "open" : "closed"].</span>",
 		"<span class='notice'>You very carefully screw the mine's panel [panel_open ? "open" : "closed"].</span>")
 		playsound(src.loc, W.usesound, 50, 1)
 
-	else if((iswirecutter(W) || ismultitool(W)) && panel_open)
+	else if((W.is_wirecutter() || istype(W, /obj/item/device/multitool)) && panel_open)
 		interact(user)
 	else
 		..()