another batch. MAJOR: chem_master, pandemic

code/modules/power/monitor.dm

@@ -11,8 +11,6 @@
 	active_power_usage = 100
 	circuit = /obj/item/circuitboard/computer/powermonitor
 	tgui_id = "PowerMonitor"
-	ui_x = 550
-	ui_y = 700
 
 	var/obj/structure/cable/attached_wire
 	var/obj/machinery/power/apc/local_apc
@@ -84,11 +82,10 @@
 		if(demand.len > record_size)
 			demand.Cut(1, 2)
 
-/obj/machinery/computer/monitor/ui_interact(mob/user, ui_key = "main", datum/tgui/ui = null, force_open = FALSE, \
-											datum/tgui/master_ui = null, datum/ui_state/state = GLOB.default_state)
-	ui = SStgui.try_update_ui(user, src, ui_key, ui, force_open)
+/obj/machinery/computer/monitor/ui_interact(mob/user, datum/tgui/ui)
+	ui = SStgui.try_update_ui(user, src, ui)
 	if(!ui)
-		ui = new(user, src, ui_key, "PowerMonitor", name, ui_x, ui_y, master_ui, state)
+		ui = new(user, src, "PowerMonitor", name)
 		ui.open()
 
 /obj/machinery/computer/monitor/ui_data()