Update to drupal 8.0.0-rc1. For more information, see https://www.drupal.org/node/2582663

vendor/symfony/dependency-injection/Scope.php

@@ -0,0 +1,50 @@
+<?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;
+
+/**
+ * Scope class.
+ *
+ * @author Johannes M. Schmitt <schmittjoh@gmail.com>
+ *
+ * @api
+ */
+class Scope implements ScopeInterface
+{
+    private $name;
+    private $parentName;
+
+    /**
+     * @api
+     */
+    public function __construct($name, $parentName = ContainerInterface::SCOPE_CONTAINER)
+    {
+        $this->name = $name;
+        $this->parentName = $parentName;
+    }
+
+    /**
+     * @api
+     */
+    public function getName()
+    {
+        return $this->name;
+    }
+
+    /**
+     * @api
+     */
+    public function getParentName()
+    {
+        return $this->parentName;
+    }
+}