Index: admin-db.php
===================================================================
--- admin-db.php	(revision 4784)
+++ admin-db.php	(working copy)
@@ -271,7 +271,7 @@
 	}
 
 	// FINALLY, delete user
-	do_action('delete_user', $id);
+	do_action('delete_user', $id, $user);
 
 	$wpdb->query("DELETE FROM $wpdb->users WHERE ID = $id");
 	$wpdb->query("DELETE FROM $wpdb->usermeta WHERE user_id = '$id'");