Fixes some AI traitorize runtimes. Fixed #4605

code/datums/mind.dm

@@ -966,7 +966,7 @@
 					log_admin("[key_name(usr)] has traitor'ed [current].")
 					if(isAI(current))
 						var/mob/living/silicon/ai/A = current
-						call(/datum/game_mode/proc/add_law_zero)(A)
+						ticker.mode.add_law_zero(A)
 						A.show_laws()
 
 			if("autoobjectives")

code/game/gamemodes/traitor/traitor.dm

@@ -177,7 +177,7 @@
 	..()
 	return//Traitors will be checked as part of check_extra_completion. Leaving this here as a reminder.
 
-/datum/game_mode/proc/give_codewords(mob/living/traitor_mob)
+/proc/give_codewords(mob/living/traitor_mob)
 	traitor_mob << "<U><B>The Syndicate provided you with the following information on how to identify their agents:</B></U>"
 	traitor_mob << "<B>Code Phrase</B>: <span class='danger'>[syndicate_code_phrase]</span>"
 	traitor_mob << "<B>Code Response</B>: <span class='danger'>[syndicate_code_response]</span>"

code/modules/admin/verbs/randomverbs.dm

@@ -352,7 +352,7 @@ Traitors and the like can also be revived with the previous role mostly intact.
 				if("AI")
 					new_character = new_character.AIize()
 					if(new_character.mind.special_role=="traitor")
-						call(/datum/game_mode/proc/add_law_zero)(new_character)
+						ticker.mode.add_law_zero(new_character)
 				//Add aliens.
 				else
 					job_master.EquipRank(new_character, new_character.mind.assigned_role, 1)//Or we simply equip them.