Revert "[MIRROR] /atom New() => Initialize() [MDB IGNORE]"

code/modules/maps/reader.dm

@@ -303,7 +303,7 @@ var/global/dmm_suite/preloader/_preloader = null
 	placed.underlays += turfs_underlays
 
 //atom creation method that preloads variables at creation
-/atom/Initialize()
+/atom/New()
 	if(_preloader && (src.type == _preloader.target_path))//in case the instanciated atom is creating other atoms in New()
 		_preloader.load(src)
 

code/modules/maps/tg/map_template.dm

@@ -36,7 +36,7 @@
 	return bounds
 
 /datum/map_template/proc/initTemplateBounds(var/list/bounds)
-	if (SSatoms.atom_init_stage == INITIALIZATION_INSSATOMS)
+	if (SSatoms.initialized == INITIALIZATION_INSSATOMS)
 		return // let proper initialisation handle it later
 
 	var/prev_shuttle_queue_state = SSshuttles.block_init_queue