Additional types which need Destroy to return qdel hints (and other Destroy fixes)

code/modules/integrated_electronics/core/assemblies.dm

@@ -53,11 +53,9 @@
 	processing_objects |= src
 
 /obj/item/device/electronic_assembly/Destroy()
-	battery = null
+	battery = null // It will be qdel'd by ..() if still in our contents
 	processing_objects -= src
-	for(var/atom/movable/AM in contents)
-		qdel(AM)
-	..()
+	return ..()
 
 /obj/item/device/electronic_assembly/process()
 	handle_idle_power()

code/modules/integrated_electronics/subtypes/manipulation.dm

@@ -25,8 +25,8 @@
 	power_draw_per_use = 50 // The targeting mechanism uses this.  The actual gun uses its own cell for firing if it's an energy weapon.
 
 /obj/item/integrated_circuit/manipulation/weapon_firing/Destroy()
-	qdel(installed_gun)
-	..()
+	installed_gun = null // It will be qdel'd by ..() if still in our contents
+	return ..()
 
 /obj/item/integrated_circuit/manipulation/weapon_firing/attackby(var/obj/O, var/mob/user)
 	if(istype(O, /obj/item/weapon/gun))

code/modules/xenoarcheaology/tools/suspension_generator.dm

@@ -247,5 +247,5 @@
 
 /obj/effect/suspension_field/Destroy()
 	for(var/atom/movable/I in src)
-		I.loc = src.loc
-	..()
+		I.dropInto(loc)
+	return ..()