missed proc refs

code/modules/fields/fields.dm

@@ -158,7 +158,7 @@
 	var/atom/_host = host
 	var/atom/new_host_loc = _host.loc
 	if(last_host_loc != new_host_loc)
-		INVOKE_ASYNC(src, .proc/recalculate_field)
+		INVOKE_ASYNC(src, PROC_REF(recalculate_field))
 
 /datum/proximity_monitor/advanced/proc/post_setup_field()
 

code/modules/fields/infinite_void.dm

@@ -31,7 +31,7 @@
 		if(G.summoner && locate(/obj/effect/proc_holder/spell/aoe_turf/domain_expansion) in G.summoner.mind.spell_list) //It would only make sense that a person's stand would also be immune.
 			immune[G] = TRUE
 	if(start)
-		INVOKE_ASYNC(src, .proc/domain_expansion)
+		INVOKE_ASYNC(src, PROC_REF(domain_expansion))
 
 /obj/effect/domain_expansion/Destroy()
 	qdel(chronofield)

code/modules/fields/timestop.dm

@@ -33,7 +33,7 @@
 		if(G.summoner && locate(/obj/effect/proc_holder/spell/aoe_turf/timestop) in G.summoner.mind.spell_list) //It would only make sense that a person's stand would also be immune.
 			immune[G] = TRUE
 	if(start)
-		INVOKE_ASYNC(src, .proc/timestop)
+		INVOKE_ASYNC(src, PROC_REF(timestop))
 
 /obj/effect/timestop/Destroy()
 	qdel(chronofield)