Ticket #5090: 5090.diff

wp-includes/ms-site.php

@@ -130 +130 @@
                  * @param int    $network_id Network ID. Only relevant on multi-network installations.
                  * @param array  $meta       Meta data. Used to set initial site options.
                  */
-                do_action_deprecated( 'wpmu_new_blog', array( $new_site->id, $user_id, $new_site->domain, $new_site->path, $new_site->network_id, $meta ), '5.1.0', 'wp_insert_site' );
+                do_action_deprecated( 'wpmu_new_blog', array( $new_site->id, $user_id, $new_site->domain, $new_site->path, $new_site->network_id, $meta ), '5.1.0', 'wp_initialize_site' );
         }
 
         return (int) $new_site->id;