FICHIER A MODIFIER
/wp-rocket/inc/functions/files.php


function get_rocket_footprint( $debug = true ) {
	$footprint = ! rocket_is_white_label() ?
					"" . '' :
					"" . '';
	if ( $debug ) {
		$footprint .= '';
	}
	$footprint .= '';
	return $footprint;
}



FICHIER A MODIFIER (wp-rocket_3.4.2.2+)
/wp-rocket/inc/classes/Buffer/class-cache.php


private function get_rocket_footprint( $time = '' ) {
	$footprint = defined( 'WP_ROCKET_WHITE_LABEL_FOOTPRINT' ) ?
					"" . '' :
					"" . '';
	if ( ! empty( $time ) ) {
		$footprint .= '';
	}
	$footprint .= '';
	return $footprint;
}