Allow cron endpoint to be cached if bypassd.

Author: peterwilsoncc

src/wp-cron.php

@@ -41,8 +41,6 @@
 /** This filter is documented in wp-includes/default-constants.php */
 if ( ! apply_filters( 'wp_cron_endpoint_enabled', true ) ) {
 	if ( ! headers_sent() ) {
-		header( 'Expires: Wed, 11 Jan 1984 05:00:00 GMT' );
-		header( 'Cache-Control: no-cache, must-revalidate, max-age=0' );
 		header( 'X-WP-Cron: Bypass' );
 	}
 	die();