Revert "12/21 modernizations from TG live"

code/modules/admin/verbs/deadsay.dm

@@ -24,7 +24,7 @@
 	var/rendered = "<span class='game deadsay'><span class='prefix'>DEAD:</span> <span class='name'>ADMIN([src.holder.fakekey ? pick(nicknames) : src.key])</span> says, <span class='message'>\"[msg]\"</span></span>"
 
 	for (var/mob/M in player_list)
-		if(isnewplayer(M))
+		if (istype(M, /mob/new_player))
 			continue
 		if (M.stat == DEAD || (M.client && M.client.holder && (M.client.prefs.chat_toggles & CHAT_DEAD))) //admins can toggle deadchat on and off. This is a proc in admin.dm and is only give to Administrators and above
 			M.show_message(rendered, 2)