Ticket #22561: 22561.patch

wp-admin/menu.php

@@ -102 +102 @@
 
 foreach ( (array) get_post_types( array('show_ui' => true, '_builtin' => false, 'show_in_menu' => true ) ) as $ptype ) {
         $ptype_obj = get_post_type_object( $ptype );
-        // Check if it should be a submenu.
-        if ( $ptype_obj->show_in_menu !== true )
-                continue;
         $ptype_menu_position = is_int( $ptype_obj->menu_position ) ? $ptype_obj->menu_position : ++$_wp_last_object_menu; // If we're to use $_wp_last_object_menu, increment it first.
         $ptype_for_id = sanitize_html_class( $ptype );
         if ( is_string( $ptype_obj->menu_icon ) ) {