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diff --git a/vendor/psy/psysh/src/Psy/CodeCleaner/FinalClassPass.php b/vendor/psy/psysh/src/Psy/CodeCleaner/FinalClassPass.php
deleted file mode 100644
index c509bef50..000000000
--- a/vendor/psy/psysh/src/Psy/CodeCleaner/FinalClassPass.php
+++ /dev/null
@@ -1,70 +0,0 @@
-<?php
-
-/*
- * This file is part of Psy Shell.
- *
- * (c) 2012-2017 Justin Hileman
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-namespace Psy\CodeCleaner;
-
-use PhpParser\Node;
-use PhpParser\Node\Stmt\Class_;
-use Psy\Exception\FatalErrorException;
-
-/**
- * The final class pass handles final classes.
- */
-class FinalClassPass extends CodeCleanerPass
-{
-    private $finalClasses;
-
-    /**
-     * @param array $nodes
-     */
-    public function beforeTraverse(array $nodes)
-    {
-        $this->finalClasses = array();
-    }
-
-    /**
-     * @throws RuntimeException if the node is a class that extends a final class
-     *
-     * @param Node $node
-     */
-    public function enterNode(Node $node)
-    {
-        if ($node instanceof Class_) {
-            if ($node->extends) {
-                $extends = (string) $node->extends;
-                if ($this->isFinalClass($extends)) {
-                    $msg = sprintf('Class %s may not inherit from final class (%s)', $node->name, $extends);
-                    throw new FatalErrorException($msg, 0, E_ERROR, null, $node->getLine());
-                }
-            }
-
-            if ($node->isFinal()) {
-                $this->finalClasses[strtolower($node->name)] = true;
-            }
-        }
-    }
-
-    /**
-     * @param string $name Class name
-     *
-     * @return bool
-     */
-    private function isFinalClass($name)
-    {
-        if (!class_exists($name)) {
-            return isset($this->finalClasses[strtolower($name)]);
-        }
-
-        $refl = new \ReflectionClass($name);
-
-        return $refl->isFinal();
-    }
-}