Merge pull request #8827 from Ghommie/Ghommie-cit112

Ports "Makes looping sounds use client time"

code/datums/looping_sounds/_looping_sound.dm

@@ -11,7 +11,6 @@
 
 	chance			(num)					Chance per loop to play a mid_sound
 	volume			(num)					Sound output volume
-	muted			(bool)					Private. Used to stop the sound loop.
 	max_loops		(num)					The max amount of loops to run for.
 	direct			(bool)					If true plays directly to provided atoms instead of from them
 */
@@ -68,7 +67,7 @@
 	if(!chance || prob(chance))
 		play(get_sound(starttime))
 	if(!timerid)
-		timerid = addtimer(CALLBACK(src, .proc/sound_loop, world.time), mid_length, TIMER_STOPPABLE | TIMER_LOOP)
+		timerid = addtimer(CALLBACK(src, .proc/sound_loop, world.time), mid_length, TIMER_CLIENT_TIME | TIMER_STOPPABLE | TIMER_LOOP)
 
 /datum/looping_sound/proc/play(soundfile)
 	var/list/atoms_cache = output_atoms
@@ -84,10 +83,7 @@
 			playsound(thing, S, volume)
 
 /datum/looping_sound/proc/get_sound(starttime, _mid_sounds)
-	if(!_mid_sounds)
-		. = mid_sounds
-	else
-		. = _mid_sounds
+	. = _mid_sounds || mid_sounds
 	while(!isfile(.) && !isnull(.))
 		. = pickweight(.)
 
@@ -96,7 +92,7 @@
 	if(start_sound)
 		play(start_sound)
 		start_wait = start_length
-	addtimer(CALLBACK(src, .proc/sound_loop), start_wait)
+	addtimer(CALLBACK(src, .proc/sound_loop), start_wait, TIMER_CLIENT_TIME)
 
 /datum/looping_sound/proc/on_stop()
 	if(end_sound)