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Name	Action
..
Dumper.php	Edit
DumperInterface.php	Edit
GraphvizDumper.php	Edit
PhpDumper.php	Edit
Preloader.php	Edit
XmlDumper.php	Edit
YamlDumper.php	Edit

Editing: Dumper.php

<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\DependencyInjection\Dumper; use Symfony\Component\DependencyInjection\ContainerBuilder; /** * Dumper is the abstract class for all built-in dumpers. * * @author Fabien Potencier <fabien@symfony.com> */ abstract class Dumper implements DumperInterface { protected $container; public function __construct(ContainerBuilder $container) { $this->container = $container; } }