Ports the remaining few cleanables to Initialize (#25957)

code/game/objects/effects/decals/Cleanable/humans.dm

@@ -20,6 +20,16 @@
 		blood_DNA |= C.blood_DNA.Copy()
 	..()
 
+/obj/effect/decal/cleanable/blood/old
+	name = "dried blood"
+	desc = "Looks like it's been here a while.  Eew."
+	bloodiness = 0
+
+/obj/effect/decal/cleanable/blood/old/Initialize()
+	..()
+	icon_state += "-old" //This IS necessary because the parent /blood type uses icon randomization.
+	blood_DNA["Non-human DNA"] = "A+"
+
 /obj/effect/decal/cleanable/blood/splatter
 	random_icon_states = list("gibbl1", "gibbl2", "gibbl3", "gibbl4", "gibbl5")
 
@@ -83,13 +93,23 @@
 /obj/effect/decal/cleanable/blood/gibs/torso
 	random_icon_states = list("gibtorso")
 
-
 /obj/effect/decal/cleanable/blood/gibs/limb
 	random_icon_states = list("gibleg", "gibarm")
 
 /obj/effect/decal/cleanable/blood/gibs/core
 	random_icon_states = list("gibmid1", "gibmid2", "gibmid3")
 
+/obj/effect/decal/cleanable/blood/gibs/old
+	name = "old rotting gibs"
+	desc = "Space Jesus, why didn't anyone clean this up?  It smells terrible."
+	bloodiness = 0
+
+/obj/effect/decal/cleanable/blood/gibs/old/Initialize()
+	..()
+	setDir(pick(1,2,4,8))
+	icon_state += "-old"
+	blood_DNA["Non-human DNA"] = "A+"
+
 
 /obj/effect/decal/cleanable/blood/drip
 	name = "drips of blood"

code/game/objects/effects/decals/Cleanable/misc.dm

@@ -104,6 +104,14 @@
 	viruses = null
 	return ..()
 
+/obj/effect/decal/cleanable/vomit/old
+	name = "crusty dried vomit"
+	desc = "You try not to look at the chunks, and fail."
+
+/obj/effect/decal/cleanable/vomit/old/Initialize()
+	..()
+	icon_state += "-old"
+
 /obj/effect/decal/cleanable/tomato_smudge
 	name = "tomato smudge"
 	desc = "It's red."

code/game/objects/effects/decals/remains.dm

@@ -17,4 +17,8 @@
 /obj/effect/decal/remains/robot
 	desc = "They look like the remains of something mechanical. They have a strange aura about them."
 	icon = 'icons/mob/robots.dmi'
-	icon_state = "remainsrobot"
+	icon_state = "remainsrobot"
+
+/obj/effect/decal/cleanable/robot_debris/old
+	name = "dusty robot debris"
+	desc = "Looks like nobody has touched this in a while."