Menus: Allow empty taxonomy terms to be surfaced when searching for items.

This brings the behaviour inline with that of browsing terms or using the All Items tab, which correctly shows empty terms.

Props birgire, audrasjb

Fixes #45298
Built from https://develop.svn.wordpress.org/trunk@47747


git-svn-id: http://core.svn.wordpress.org/trunk@47523 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/nav-menu.php

@@ -113,6 +113,7 @@ function _wp_ajax_menu_quick_search( $request = array() ) {
 					'taxonomy'   => $matches[2],
 					'name__like' => $query,
 					'number'     => 10,
+					'hide_empty' => false,
 				)
 			);
 			if ( empty( $terms ) || is_wp_error( $terms ) ) {

wp-includes/class-wp-customize-nav-menus.php

@@ -369,6 +369,7 @@ final class WP_Customize_Nav_Menus {
 				'taxonomies' => $taxonomies,
 				'name__like' => $args['s'],
 				'number'     => 20,
+				'hide_empty' => false,
 				'offset'     => 20 * ( $args['pagenum'] - 1 ),
 			)
 		);

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.5-alpha-47746';
+$wp_version = '5.5-alpha-47747';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.