[MIRROR] Cleans up some spark / smoke systems not being initialized in initialize [MDB IGNORE] (#15213)

* Cleans up some spark / smoke systems not being initialized in initialize (#68669)

* Cleans up some spark / smoke systems not being initialized in initialize

Co-authored-by: ShizCalev <ShizCalev@users.noreply.github.com>

code/game/machinery/telecomms/computers/message.dm

@@ -21,7 +21,7 @@
 	//Server linked to.
 	var/obj/machinery/telecomms/message_server/linkedServer = null
 	//Sparks effect - For emag
-	var/datum/effect_system/spark_spread/spark_system = new /datum/effect_system/spark_spread
+	var/datum/effect_system/spark_spread/spark_system
 	//Messages - Saves me time if I want to change something.
 	var/noserver = "<span class='alert'>ALERT: No server detected.</span>"
 	var/incorrectkey = "<span class='warning'>ALERT: Incorrect decryption key!</span>"
@@ -67,6 +67,7 @@
 
 /obj/machinery/computer/message_monitor/Initialize(mapload)
 	..()
+	spark_system = new
 	GLOB.telecomms_list += src
 	return INITIALIZE_HINT_LATELOAD
 

code/modules/vehicles/mecha/_mecha.dm

@@ -62,7 +62,7 @@
 	///Stores the DNA enzymes of a carbon so tht only they can access the mech
 	var/dna_lock
 	///Spark effects are handled by this datum
-	var/datum/effect_system/spark_spread/spark_system = new
+	var/datum/effect_system/spark_spread/spark_system
 	///How powerful our lights are
 	var/lights_power = 6
 	///Just stop the mech from doing anything
@@ -151,7 +151,7 @@
 	///Safety for weapons. Won't fire if enabled, and toggled by middle click.
 	var/weapons_safety = FALSE
 
-	var/datum/effect_system/fluid_spread/smoke/smoke_system = new
+	var/datum/effect_system/fluid_spread/smoke/smoke_system
 
 	////Action vars
 	///Ref to any active thrusters we might have
@@ -208,9 +208,11 @@
 	RegisterSignal(src, COMSIG_MOVABLE_MOVED, .proc/play_stepsound)
 	RegisterSignal(src, COMSIG_LIGHT_EATER_ACT, .proc/on_light_eater)
 
+	spark_system = new
 	spark_system.set_up(2, 0, src)
 	spark_system.attach(src)
 
+	smoke_system = new
 	smoke_system.set_up(3, holder = src, location = src)
 	smoke_system.attach(src)