Ticket #58322: 58322.patch

src/wp-admin/includes/post.php

@@ -1555 +1555 @@
          * @since 2.9.0
          * @since 4.4.0 Added `$post` parameter.
          *
-         * @param string  $return    Sample permalink HTML markup.
-         * @param int     $post_id   Post ID.
-         * @param string  $new_title New sample permalink title.
-         * @param string  $new_slug  New sample permalink slug.
-         * @param WP_Post $post      Post object.
+         * @param string      $return    Sample permalink HTML markup.
+         * @param int         $post_id   Post ID.
+         * @param string|null $new_title New sample permalink title.
+         * @param string|null $new_slug  New sample permalink slug.
+         * @param WP_Post $post Post object.
          */
         $return = apply_filters( 'get_sample_permalink_html', $return, $post->ID, $new_title, $new_slug, $post );