Remove optimization code.

code/__DEFINES/flags.dm

@@ -17,7 +17,6 @@
 #define ABSTRACT    	128		// for all things that are technically items but used for various different stuff, made it 128 because it could conflict with other flags other way
 #define FPRINT			256		// takes a fingerprint
 #define ON_BORDER		512		// item has priority to check when entering or leaving
-#define PROXMOVE		2048	// Will the code check us when we move or when something moves near us?
 
 
 #define HEADBANGPROTECT		4096

code/game/atoms.dm

@@ -131,7 +131,7 @@
 /atom/proc/CheckExit()
 	return 1
 
-/atom/proc/HasProximity(atom/movable/AM as mob|obj) //Requires the PROXMOVE flag to work.
+/atom/proc/HasProximity(atom/movable/AM as mob|obj)
 	return
 
 /atom/proc/emp_act(var/severity)

code/game/machinery/camera/camera.dm

@@ -7,7 +7,6 @@
 	idle_power_usage = 5
 	active_power_usage = 10
 	layer = 5
-	flags = FPRINT | PROXMOVE
 
 	var/health = 50
 	var/list/network = list("SS13")

code/game/machinery/flasher.dm

@@ -21,7 +21,6 @@
 	anchored = 0
 	base_state = "pflash"
 	density = 1
-	flags = FPRINT | PROXMOVE
 
 /obj/machinery/flasher/New()
 	bulb = new /obj/item/device/flash/handheld(src)

code/game/objects/effects/aliens.dm

@@ -324,7 +324,6 @@
 	anchored = 1
 	var/health = 100
 	var/status = GROWING	//can be GROWING, GROWN or BURST; all mutually exclusive
-	flags = PROXMOVE
 
 
 /obj/structure/alien/egg/New()

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

@@ -9,7 +9,6 @@
 	var/mob/attacher = null
 	var/valve_open = 0
 	var/toggle = 1
-	flags = FPRINT | PROXMOVE
 
 /obj/item/device/transfer_valve/IsAssemblyHolder()
 	return 1

code/game/turfs/turf.dm

@@ -98,14 +98,12 @@
 			O.lastarea = get_area(O.loc)
 //		O.update_gravity(O.mob_has_gravity())
 
-	if(M && M.flags & PROXMOVE)
-		var/loopsanity = 100
-		for(var/atom/A in range(1))
-			if(loopsanity == 0)
-				break
-			loopsanity--
-			if((A && M) && A.flags & PROXMOVE)
-				A.HasProximity(M, 1)
+	var/loopsanity = 100
+	for(var/atom/A in range(1))
+		if(loopsanity == 0)
+			break
+		loopsanity--
+		A.HasProximity(M, 1)
 
 /turf/proc/is_plasteel_floor()
 	return 0

code/modules/assembly/bomb.dm

@@ -6,7 +6,7 @@
 	w_class = 3.0
 	throw_speed = 2
 	throw_range = 4
-	flags = CONDUCT | PROXMOVE
+	flags = CONDUCT
 	var/status = 0   //0 - not readied //1 - bomb finished with welder
 	var/obj/item/device/assembly_holder/bombassembly = null   //The first part of the bomb is an assembly holder, holding an igniter+some device
 	var/obj/item/weapon/tank/bombtank = null //the second part of the bomb is a plasma tank

code/modules/assembly/holder.dm

@@ -3,7 +3,7 @@
 	icon = 'icons/obj/assemblies/new_assemblies.dmi'
 	icon_state = "holder"
 	item_state = "assembly"
-	flags = CONDUCT | PROXMOVE
+	flags = CONDUCT
 	throwforce = 5
 	w_class = 2.0
 	throw_speed = 2

code/modules/assembly/proximity.dm

@@ -6,7 +6,7 @@
 	g_amt = 200
 	origin_tech = "magnets=1"
 	attachable = 1
-	flags = PROXMOVE
+
 	var/scanning = 0
 	var/timing = 0
 	var/time = 10

code/modules/mob/living/carbon/alien/special/facehugger.dm

@@ -15,7 +15,7 @@ var/const/MAX_ACTIVE_TIME = 400
 	icon_state = "facehugger"
 	item_state = "facehugger"
 	w_class = 1 //note: can be picked up by aliens unlike most other items of w_class below 4
-	flags = MASKINTERNALS | PROXMOVE
+	flags = MASKINTERNALS
 	throw_range = 5
 	tint = 3
 	flags_cover = MASKCOVERSEYES | MASKCOVERSMOUTH

code/modules/mob/mob_defines.dm

@@ -2,7 +2,7 @@
 	density = 1
 	layer = 4
 	animate_movement = 2
-	flags = HEAR | PROXMOVE
+	flags = HEAR
 	hud_possible = list(ANTAG_HUD)
 	pressure_resistance = 8
 	var/datum/mind/mind