Refactors heart attacks, unbreaks incremental cloning

code/modules/surgery/organs/augments_internal.dm

@@ -249,9 +249,9 @@
 	if(istype(owner, /mob/living/carbon/human))
 		var/mob/living/carbon/human/H = owner
 		if(H.stat != DEAD && prob(50 / severity))
-			H.heart_attack = 1
+			H.set_heartattack(TRUE)
 			spawn(600 / severity)
-				H.heart_attack = 0
+				H.set_heartattack(FALSE)
 				if(H.stat == CONSCIOUS)
 					to_chat(H, "<span class='notice'>You feel your heart beating again!</span>")
 

code/modules/surgery/organs/organ.dm

@@ -286,7 +286,7 @@ var/list/organ_cache = list()
 
 /obj/item/organ/internal/heart/emp_act(intensity)
 	if(owner && robotic == 2)
-		owner.heart_attack = 1
+		Stop() // In the name of looooove~!
 		owner.visible_message("<span class='danger'>[owner] clutches their chest and gasps!</span>","<span class='userdanger'>You clutch your chest in pain!</span>")
 	else if(owner && robotic == 1)
 		take_damage(11,1)

code/modules/surgery/organs/organ_internal.dm

@@ -165,11 +165,9 @@
 	. = ..()
 	if(ishuman(M))
 		var/mob/living/carbon/human/H = M
-		if(H.stat == DEAD || H.heart_attack)
+		if(H.stat == DEAD)
 			Stop()
 			return
-		if(!special)
-			H.heart_attack = 1
 
 	spawn(120)
 		if(!owner)
@@ -183,15 +181,6 @@
 			if(!owner)
 				Stop()
 
-
-/obj/item/organ/internal/heart/insert(mob/living/carbon/M, special = 0)
-	..()
-	if(ishuman(M) && beating)
-		var/mob/living/carbon/human/H = M
-		if(H.heart_attack)
-			H.heart_attack = 0
-			return
-
 /obj/item/organ/internal/heart/proc/Stop()
 	beating = 0
 	update_icon()