Removes now-unnecessary obj_integrity definitions

code/game/objects/items/devices/forcefieldprojector.dm

@@ -76,15 +76,14 @@
 	anchored = TRUE
 	density = TRUE
 	mouse_opacity = 2
-	obj_integrity = INFINITY
-	max_integrity = INFINITY
+	resistance_flags = INDESTRUCTIBLE
 	CanAtmosPass = ATMOS_PASS_DENSITY
 	armor = list(melee = 0, bullet = 25, laser = 50, energy = 50, bomb = 25, bio = 100, rad = 100, fire = 100, acid = 100)
 	var/obj/item/device/forcefield/generator
 
 /obj/structure/projected_forcefield/Initialize(mapload, obj/item/device/forcefield/origin)
+	. = ..()
 	generator = origin
-	..()
 
 /obj/structure/projected_forcefield/Destroy()
 	visible_message("<span class='warning'>[src] flickers and disappears!</span>")

code/game/objects/items/devices/instruments.dm

@@ -2,7 +2,6 @@
 /obj/item/device/instrument
 	name = "generic instrument"
 	resistance_flags = FLAMMABLE
-	obj_integrity = 100
 	max_integrity = 100
 	var/datum/song/handheld/song
 	var/instrumentId = "generic"