Update to Drupal 8.2.6. For more information, see https://www.drupal.org/project/drupal/releases/8.2.6

vendor/symfony/http-kernel/DependencyInjection/LazyLoadingFragmentHandler.php

@@ -54,6 +54,7 @@ class LazyLoadingFragmentHandler extends FragmentHandler
     /**
      * Adds a service as a fragment renderer.
      *
+     * @param string $name     The service name
      * @param string $renderer The render service id
      */
     public function addRendererService($name, $renderer)