if ( defined('IMAGE_EDIT_OVERWRITE') && IMAGE_EDIT_OVERWRITE ) {
// delete only if it's edited image
if ( preg_match('/-e[0-9]{13}-/', $meta['sizes'][$default_size]['file']) ) {
if ( defined('IMAGE_EDIT_OVERWRITE') && IMAGE_EDIT_OVERWRITE ) {
// delete only if it's edited image
if ( preg_match('/-e[0-9]{13}-/', $meta['sizes'][$default_size]['file']) ) {