FieldLink.php

<?php

namespace Drupal\link\Plugin\migrate\process\d6;

use Drupal\link\Plugin\migrate\process\FieldLink as GeneralPurposeFieldLink;
@trigger_error('FieldLink is deprecated in Drupal 8.4.x and will be removed before Drupal 9.0.x. Use \\Drupal\\link\\Plugin\\migrate\\process\\FieldLink instead.', E_USER_DEPRECATED);

/**
 * @MigrateProcessPlugin(
 *   id = "d6_field_link"
 * )
 *
 * @deprecated in drupal:8.4.0 and is removed from drupal:9.0.0. Use
 * \Drupal\link\Plugin\migrate\process\FieldLink instead.
 */
class FieldLink extends GeneralPurposeFieldLink {

}