Push sparks lag to GC this should greatly reduce lags.

Test: 20 emitters shooting for 10 minutes. No lag. Along with other various tests.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@5757 316c924e-a436-60f5-8080-3fe189b3f50e

code/game/objects/effects/effect_system.dm

@@ -30,6 +30,10 @@ would spawn and follow the beaker, even if it is carried or thrown.
 	mouse_opacity = 0
 	var/amount = 8.0
 
+/obj/effect/effect/proc/delete()
+	loc = null
+	return
+
 
 /obj/effect/effect/water/New()
 	..()
@@ -37,7 +41,7 @@ would spawn and follow the beaker, even if it is carried or thrown.
 	//if (istype(T, /turf))
 	//	T.firelevel = 0 //TODO: FIX
 	spawn( 70 )
-		del(src)
+		delete()
 		return
 	return
 
@@ -54,7 +58,7 @@ would spawn and follow the beaker, even if it is carried or thrown.
 	//	T.firelevel = 0 //TODO: FIX
 	if (--src.life < 1)
 		//SN src = null
-		del(src)
+		delete()
 	if(newloc.density)
 		return 0
 	.=..()
@@ -132,7 +136,7 @@ steam.start() -- spawns the effect
 					sleep(5)
 					step(steam,direction)
 				spawn(20)
-					del(steam)
+					steam.delete()
 
 /////////////////////////////////////////////
 //SPARK SYSTEM (like steam system)
@@ -155,7 +159,7 @@ steam.start() -- spawns the effect
 	if (istype(T, /turf))
 		T.hotspot_expose(1000,100)
 	spawn (100)
-		del(src)
+		delete()
 	return
 
 /obj/effect/effect/sparks/Del()
@@ -204,7 +208,7 @@ steam.start() -- spawns the effect
 					sleep(5)
 					step(sparks,direction)
 				spawn(20)
-					del(sparks)
+					sparks.delete()
 					src.total_sparks--
 
 
@@ -231,7 +235,7 @@ steam.start() -- spawns the effect
 /obj/effect/effect/harmless_smoke/New()
 	..()
 	spawn (100)
-		del(src)
+		delete()
 	return
 
 /obj/effect/effect/harmless_smoke/Move()
@@ -275,7 +279,7 @@ steam.start() -- spawns the effect
 					sleep(10)
 					step(smoke,direction)
 				spawn(75+rand(10,30))
-					del(smoke)
+					smoke.delete()
 					src.total_smoke--
 
 
@@ -298,7 +302,7 @@ steam.start() -- spawns the effect
 /obj/effect/effect/bad_smoke/New()
 	..()
 	spawn (200+rand(10,30))
-		del(src)
+		delete()
 	return
 
 /obj/effect/effect/bad_smoke/Move()
@@ -375,7 +379,7 @@ steam.start() -- spawns the effect
 					sleep(10)
 					step(smoke,direction)
 				spawn(150+rand(10,30))
-					del(smoke)
+					smoke.delete()
 					src.total_smoke--
 
 
@@ -402,7 +406,7 @@ steam.start() -- spawns the effect
 	R.my_atom = src
 
 	spawn (200+rand(10,30))
-		del(src)
+		delete()
 	return
 
 /obj/effect/effect/chem_smoke/Move()
@@ -504,7 +508,7 @@ steam.start() -- spawns the effect
 					sleep(10)
 					step(smoke,direction)
 				spawn(150+rand(10,30))
-					del(smoke)
+					smoke.delete()
 					src.total_smoke--
 
 
@@ -528,7 +532,7 @@ steam.start() -- spawns the effect
 /obj/effect/effect/sleep_smoke/New()
 	..()
 	spawn (200+rand(10,30))
-		del(src)
+		delete()
 	return
 
 /obj/effect/effect/sleep_smoke/Move()
@@ -599,7 +603,7 @@ steam.start() -- spawns the effect
 					sleep(10)
 					step(smoke,direction)
 				spawn(150+rand(10,30))
-					del(smoke)
+					smoke.delete()
 					src.total_smoke--
 
 /////////////////////////////////////////////
@@ -727,7 +731,7 @@ steam.start() -- spawns the effect
 						flick("ion_fade", I)
 						I.icon_state = "blank"
 						spawn( 20 )
-							del(I)
+							I.delete()
 					spawn(2)
 						if(src.on)
 							src.processing = 1
@@ -772,7 +776,7 @@ steam.start() -- spawns the effect
 					src.oldposition = get_turf(holder)
 					I.dir = src.holder.dir
 					spawn(10)
-						del(I)
+						I.delete()
 						src.number--
 					spawn(2)
 						if(src.on)
@@ -826,7 +830,7 @@ steam.start() -- spawns the effect
 
 		flick("[icon_state]-disolve", src)
 		sleep(5)
-		del(src)
+		delete()
 	return
 
 // on delete, transfer any reagents to the floor
@@ -872,7 +876,7 @@ steam.start() -- spawns the effect
 		flick("[icon_state]-disolve", src)
 
 		spawn(5)
-			del(src)
+			delete()
 
 
 /obj/effect/effect/foam/HasEntered(var/atom/movable/AM)