Removes unused pressure_resistance variable.

This is used with FEA not ZAS

Though it's kind of funny to look at what some of these values were set at.
(For reference: ONE_ATMOSPHERE = 101.325)

code/ZAS/Atom.dm

@@ -1,7 +1,4 @@
 
-
-/atom/var/pressure_resistance = ONE_ATMOSPHERE
-
 /atom/proc/CanPass(atom/movable/mover, turf/target, height=1.5, air_group = 0)
 	//Purpose: Determines if the object (or airflow) can pass this atom.
 	//Called by: Movement, airflow.

code/game/machinery/atmoalter/canister.dm

@@ -14,7 +14,6 @@
 	var/canister_color = "yellow"
 	var/can_label = 1
 	start_pressure = 45 * ONE_ATMOSPHERE
-	pressure_resistance = 7 * ONE_ATMOSPHERE
 	var/temperature_resistance = 1000 + T0C
 	volume = 1000
 	use_power = 0
@@ -453,4 +452,4 @@ update_flag
 	..()
 	src.air_contents.adjust_gas("phoron", MolesForPressure())
 	src.update_icon()
-	return 1
+	return 1

code/game/objects/items.dm

@@ -14,7 +14,6 @@
 	var/slot_flags = 0		//This is used to determine on which slots an item can fit.
 	var/no_attack_log = 0			//If it's an item we don't want to log attack_logs with, set this to 1
 	pass_flags = PASSTABLE
-	pressure_resistance = 5
 //	causeerrorheresoifixthis
 	var/obj/item/master = null
 

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

@@ -16,8 +16,6 @@ var/list/global/tank_gauge_cache = list()
 	slot_flags = SLOT_BACK
 	w_class = 3
 
-	pressure_resistance = ONE_ATMOSPHERE*5
-
 	force = 5.0
 	throwforce = 10.0
 	throw_speed = 1

code/game/objects/structures/grille.dm

@@ -6,7 +6,6 @@
 	density = 1
 	anchored = 1
 	flags = CONDUCT
-	pressure_resistance = 5*ONE_ATMOSPHERE
 	layer = 2.9
 	explosion_resistance = 1
 	var/health = 10

code/game/objects/structures/mop_bucket.dm

@@ -5,7 +5,6 @@
 	icon_state = "mopbucket"
 	density = 1
 	w_class = 3
-	pressure_resistance = 5
 	flags = OPENCONTAINER
 	var/amount_per_transfer_from_this = 5	//shit I dunno, adding this so syringes stop runtime erroring. --NeoFite
 

code/game/objects/structures/stool_bed_chair_nest/bed.dm

@@ -12,7 +12,6 @@
 	desc = "This is used to lie in, sleep in or strap on."
 	icon = 'icons/obj/furniture.dmi'
 	icon_state = "bed"
-	pressure_resistance = 15
 	anchored = 1
 	can_buckle = 1
 	buckle_dir = SOUTH

code/game/objects/structures/window.dm

@@ -6,7 +6,6 @@
 	w_class = 3
 
 	layer = 3.2//Just above doors
-	pressure_resistance = 4*ONE_ATMOSPHERE
 	anchored = 1.0
 	flags = ON_BORDER
 	var/maxhealth = 14.0

code/game/objects/structures/window_spawner.dm

@@ -9,7 +9,6 @@
 	icon_state = "wingrille"
 	density = 1
 	anchored = 1.0
-	pressure_resistance = 4*ONE_ATMOSPHERE
 	var/win_path = /obj/structure/window/basic
 	var/activated
 

code/modules/holodeck/HolodeckObjects.dm

@@ -115,7 +115,6 @@
 	icon = 'icons/obj/furniture.dmi'
 	icon_state = "stool_padded_preview"
 	anchored = 1.0
-	pressure_resistance = 15
 
 /obj/item/clothing/gloves/boxing/hologlove
 	name = "boxing gloves"

code/modules/paperwork/folders.dm

@@ -4,7 +4,6 @@
 	icon = 'icons/obj/bureaucracy.dmi'
 	icon_state = "folder"
 	w_class = 2
-	pressure_resistance = 2
 
 /obj/item/weapon/folder/blue
 	desc = "A blue folder."

code/modules/paperwork/paper.dm

@@ -14,7 +14,6 @@
 	throw_range = 1
 	throw_speed = 1
 	layer = 4
-	pressure_resistance = 1
 	slot_flags = SLOT_HEAD
 	body_parts_covered = HEAD
 	attack_verb = list("bapped")

code/modules/paperwork/paper_bundle.dm

@@ -9,7 +9,6 @@
 	throw_range = 2
 	throw_speed = 1
 	layer = 4
-	pressure_resistance = 1
 	attack_verb = list("bapped")
 	var/page = 1    // current page
 	var/list/pages = list()  // Ordered list of pages as they are to be displayed. Can be different order than src.contents.
@@ -240,4 +239,4 @@
 	if(photo)
 		desc += "\nThere is a photo attached to it."
 	overlays += image('icons/obj/bureaucracy.dmi', "clip")
-	return
+	return

code/modules/paperwork/paperbin.dm

@@ -7,7 +7,6 @@
 	w_class = 3
 	throw_speed = 3
 	throw_range = 7
-	pressure_resistance = 10
 	layer = OBJ_LAYER - 0.1
 	var/amount = 30					//How much paper is in the bin.
 	var/list/papers = new/list()	//List of papers put in the bin for reference.

code/modules/paperwork/pen.dm

@@ -22,7 +22,6 @@
 	throw_range = 15
 	matter = list(DEFAULT_WALL_MATERIAL = 10)
 	var/colour = "black"	//what colour the ink is!
-	pressure_resistance = 2
 
 
 /obj/item/weapon/pen/blue

code/modules/paperwork/stamps.dm

@@ -9,7 +9,6 @@
 	throw_speed = 7
 	throw_range = 15
 	matter = list(DEFAULT_WALL_MATERIAL = 60)
-	pressure_resistance = 2
 	attack_verb = list("stamped")
 
 /obj/item/weapon/stamp/captain
@@ -73,4 +72,4 @@
 
 		if(chosen_stamp)
 			name = chosen_stamp.name
-			icon_state = chosen_stamp.icon_state
+			icon_state = chosen_stamp.icon_state

code/modules/reagents/reagent_dispenser.dm

@@ -7,7 +7,6 @@
 	icon_state = "watertank"
 	density = 1
 	anchored = 0
-	pressure_resistance = 2*ONE_ATMOSPHERE
 
 	var/amount_per_transfer_from_this = 10
 	var/possible_transfer_amounts = list(10,25,50,100)

code/modules/recycling/disposal-construction.dm

@@ -9,7 +9,6 @@
 	icon_state = "conpipe-s"
 	anchored = 0
 	density = 0
-	pressure_resistance = 5*ONE_ATMOSPHERE
 	matter = list(DEFAULT_WALL_MATERIAL = 1850)
 	level = 2
 	var/sortType = ""

code/modules/shieldgen/emergency_shield.dm

@@ -120,7 +120,6 @@
 	density = 1
 	opacity = 0
 	anchored = 0
-	pressure_resistance = 2*ONE_ATMOSPHERE
 	req_access = list(access_engine)
 	var/const/max_health = 100
 	var/health = max_health