Edit File: embed-template.php
<?php /** * Back-compat placeholder for the base embed template * * @package WordPress * @subpackage oEmbed * @since 4.4.0 * @deprecated 4.5.0 Moved to wp-includes/theme-compat/embed.php */ _deprecated_file( basename( __FILE__ ), '4.5.0', WPINC . '/theme-compat/embed.php' ); require ABSPATH . WPINC . '/theme-compat/embed.php';