Revert "Runtimes go BRRR (#10184)"

This reverts commit a701a112d7.

code/_onclick/hud/alert.dm

@@ -669,7 +669,7 @@ so as to remain in compliance with the most up-to-date laws."
 			else
 				. = ""
 		alert.screen_loc = .
-		mymob?.client?.screen |= alert
+		mymob.client.screen |= alert
 	return 1
 
 /mob

code/_onclick/hud/parallax.dm

@@ -53,8 +53,7 @@
 	if(screenmob != mymob)
 		C.screen -= locate(/obj/screen/plane_master/parallax_white) in C.screen
 		C.screen += PM
-	if(PM)
-		PM.color = initial(PM.color)
+	PM.color = initial(PM.color)
 	C.parallax_layers = null
 
 /datum/hud/proc/apply_parallax_pref(mob/viewmob)

code/controllers/subsystem/statpanels.dm

@@ -47,7 +47,7 @@ SUBSYSTEM_DEF(statpanels)
 	var/list/currentrun = src.currentrun
 	while(currentrun.len)
 		var/client/C = currentrun[currentrun.len]
-		C << output(url_encode(C?.statpanel), "statbrowser:tab_change") // work around desyncs
+		C << output(url_encode(C.statpanel), "statbrowser:tab_change") // work around desyncs
 		currentrun.len--
 		var/ping_str = url_encode("Ping: [round(C.lastping, 1)]ms (Average: [round(C.avgping, 1)]ms)")
 		var/other_str = url_encode(json_encode(C.mob.get_status_tab_items()))

code/game/machinery/computer/camera.dm

@@ -169,7 +169,7 @@
 	// Living creature or not, we remove you anyway.
 	concurrent_users -= user_ref
 	// Unregister map objects
-	user?.client?.clear_map(map_name)
+	user.client.clear_map(map_name)
 	// Turn off the console
 	if(length(concurrent_users) == 0 && is_living)
 		active_camera = null

code/game/machinery/telecomms/machines/message_server.dm

@@ -163,8 +163,7 @@
 	source = init_source
 	data = init_data
 	var/turf/T = get_turf(source)
-	if(T)
-		levels = list(T.z)
+	levels = list(T.z)
 	if(!("reject" in data))
 		data["reject"] = TRUE
 

code/modules/clothing/neck/bodycamera.dm

@@ -112,7 +112,7 @@
 
 /obj/item/clothing/neck/bodycam/dropped(mob/wearer)
 	..()
-	if (bodcam?.status)//if it's on
+	if (bodcam.status)//if it's on
 		attack_self(wearer) //turn it off
 	GLOB.cameranet.updatePortableCamera(bodcam)
 	UnregisterSignal(listeningTo, COMSIG_MOVABLE_MOVED)

code/modules/modular_computers/file_system/programs/radar.dm

@@ -86,7 +86,7 @@
 		return FALSE
 	var/turf/here = get_turf(computer)
 	var/turf/there = get_turf(signal)
-	return (there?.z == here?.z) || (is_station_level(here?.z) && is_station_level(there?.z))
+	return (there.z == here.z) || (is_station_level(here.z) && is_station_level(there.z))
 
 /**
   *

code/modules/surgery/organs/liver.dm

@@ -44,9 +44,8 @@
 			if(provide_pain_message && damage > 10 && prob(damage/3))//the higher the damage the higher the probability
 				to_chat(C, "<span class='warning'>You feel a dull pain in your abdomen.</span>")
 		else	//for when our liver's failing
-			if(reagents)
-				reagents.end_metabolization(C, keep_liverless = TRUE) //Stops trait-based effects on reagents, to prevent permanent buffs
-				reagents.metabolize(C, can_overdose=FALSE, liverless = TRUE)
+			reagents.end_metabolization(C, keep_liverless = TRUE) //Stops trait-based effects on reagents, to prevent permanent buffs
+			reagents.metabolize(C, can_overdose=FALSE, liverless = TRUE)
 			if(HAS_TRAIT(C, TRAIT_STABLELIVER))
 				return
 			C.adjustToxLoss(4, TRUE,  TRUE)

code/modules/surgery/surgery.dm

@@ -100,7 +100,7 @@
 		var/obj/item/tool = user.get_active_held_item()
 		if(S.try_op(user, target, user.zone_selected, tool, src, try_to_fail))
 			return TRUE
-		if(tool?.item_flags & SURGICAL_TOOL) //Just because you used the wrong tool it doesn't mean you meant to whack the patient with it
+		if(tool.item_flags & SURGICAL_TOOL) //Just because you used the wrong tool it doesn't mean you meant to whack the patient with it
 			to_chat(user, "<span class='warning'>This step requires a different tool!</span>")
 			return TRUE
 	return FALSE

yogstation/code/game/objects/items/devices/scanners.dm

@@ -42,7 +42,7 @@ obj/item/multitool/tricorder/suicide_act(mob/living/carbon/user)
 /obj/item/multitool/tricorder/attack(mob/living/M, mob/living/user, obj/item/I)
 	add_fingerprint(user)
 	var/turf/U = get_turf(I)
-	atmosanalyzer_scan(U?.return_air(), user, I)
+	atmosanalyzer_scan(U.return_air(), user, I)
 	if(user.stat || user.eye_blind)
 		return
 	if (isslime(M))