Ports "Cleans up saycode by removing random hook stubs and using a signal where relevant"

code/modules/mob/living/brain/brain.dm

@@ -5,6 +5,7 @@
 	var/datum/dna/stored/stored_dna // dna var for brain. Used to store dna, brain dna is not considered like actual dna, brain.has_dna() returns FALSE.
 	stat = DEAD //we start dead by default
 	see_invisible = SEE_INVISIBLE_LIVING
+	speech_span = SPAN_ROBOT
 
 /mob/living/brain/Initialize()
 	. = ..()

code/modules/mob/living/brain/say.dm

@@ -10,14 +10,11 @@
 
 		..()
 
-/mob/living/brain/get_spans()
-	return ..() | SPAN_ROBOT
-
 /mob/living/brain/radio(message, message_mode, list/spans, language)
 	if(message_mode == MODE_HEADSET && istype(container, /obj/item/mmi))
 		var/obj/item/mmi/R = container
 		if(R.radio)
-			R.radio.talk_into(src, message, , get_spans(), language)
+			R.radio.talk_into(src, message, language = language)
 			return ITALICS | REDUCE_RANGE
 	else
 		return ..()