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diff --git a/vendor/behat/behat/src/Behat/Testwork/Call/Handler/RuntimeCallHandler.php b/vendor/behat/behat/src/Behat/Testwork/Call/Handler/RuntimeCallHandler.php
deleted file mode 100644
index 62b3d1d6d..000000000
--- a/vendor/behat/behat/src/Behat/Testwork/Call/Handler/RuntimeCallHandler.php
+++ /dev/null
@@ -1,163 +0,0 @@
-<?php
-
-/*
- * This file is part of the Behat Testwork.
- * (c) Konstantin Kudryashov <ever.zet@gmail.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-namespace Behat\Testwork\Call\Handler;
-
-use Behat\Testwork\Argument\Validator;
-use Behat\Testwork\Call\Call;
-use Behat\Testwork\Call\CallResult;
-use Behat\Testwork\Call\Exception\CallErrorException;
-use Exception;
-
-/**
- * Handles calls in the current runtime.
- *
- * @author Konstantin Kudryashov <ever.zet@gmail.com>
- */
-final class RuntimeCallHandler implements CallHandler
-{
-    /**
-     * @var integer
-     */
-    private $errorReportingLevel;
-    /**
-     * @var bool
-     */
-    private $obStarted = false;
-    /**
-     * @var Validator
-     */
-    private $validator;
-
-    /**
-     * Initializes executor.
-     *
-     * @param integer $errorReportingLevel
-     */
-    public function __construct($errorReportingLevel = E_ALL)
-    {
-        $this->errorReportingLevel = $errorReportingLevel;
-        $this->validator = new Validator();
-    }
-
-    /**
-     * {@inheritdoc}
-     */
-    public function supportsCall(Call $call)
-    {
-        return true;
-    }
-
-    /**
-     * {@inheritdoc}
-     */
-    public function handleCall(Call $call)
-    {
-        $this->startErrorAndOutputBuffering($call);
-        $result = $this->executeCall($call);
-        $this->stopErrorAndOutputBuffering();
-
-        return $result;
-    }
-
-    /**
-     * Used as a custom error handler when step is running.
-     *
-     * @see set_error_handler()
-     *
-     * @param integer $level
-     * @param string  $message
-     * @param string  $file
-     * @param integer $line
-     *
-     * @return Boolean
-     *
-     * @throws CallErrorException
-     */
-    public function handleError($level, $message, $file, $line)
-    {
-        if ($this->errorLevelIsNotReportable($level)) {
-            return false;
-        }
-
-        throw new CallErrorException($level, $message, $file, $line);
-    }
-
-    /**
-     * Executes single call.
-     *
-     * @param Call $call
-     *
-     * @return CallResult
-     */
-    private function executeCall(Call $call)
-    {
-        $reflection = $call->getCallee()->getReflection();
-        $callable = $call->getBoundCallable();
-        $arguments = $call->getArguments();
-        $return = $exception = null;
-
-        try {
-            $this->validator->validateArguments($reflection, $arguments);
-            $return = call_user_func_array($callable, $arguments);
-        } catch (Exception $caught) {
-            $exception = $caught;
-        }
-
-        $stdOut = $this->getBufferedStdOut();
-
-        return new CallResult($call, $return, $exception, $stdOut);
-    }
-
-    /**
-     * Returns buffered stdout.
-     *
-     * @return null|string
-     */
-    private function getBufferedStdOut()
-    {
-        return ob_get_length() ? ob_get_contents() : null;
-    }
-
-    /**
-     * Starts error handler and stdout buffering.
-     *
-     * @param Call $call
-     */
-    private function startErrorAndOutputBuffering(Call $call)
-    {
-        $errorReporting = $call->getErrorReportingLevel() ? : $this->errorReportingLevel;
-        set_error_handler(array($this, 'handleError'), $errorReporting);
-        $this->obStarted = ob_start();
-    }
-
-    /**
-     * Stops error handler and stdout buffering.
-     */
-    private function stopErrorAndOutputBuffering()
-    {
-        if ($this->obStarted) {
-            ob_end_clean();
-        }
-        restore_error_handler();
-    }
-
-    /**
-     * Checks if provided error level is not reportable.
-     *
-     * @param integer $level
-     *
-     * @return Boolean
-     */
-    private function errorLevelIsNotReportable($level)
-    {
-        return !(error_reporting() & $level);
-    }
-}