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diff --git a/vendor/behat/behat/src/Behat/Behat/HelperContainer/ServiceContainer/HelperContainerExtension.php b/vendor/behat/behat/src/Behat/Behat/HelperContainer/ServiceContainer/HelperContainerExtension.php
new file mode 100644
index 000000000..1d5100f5c
--- /dev/null
+++ b/vendor/behat/behat/src/Behat/Behat/HelperContainer/ServiceContainer/HelperContainerExtension.php
@@ -0,0 +1,123 @@
+<?php
+
+/*
+ * This file is part of the Behat.
+ * (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\Behat\HelperContainer\ServiceContainer;
+
+use Behat\Behat\Context\ServiceContainer\ContextExtension;
+use Behat\Behat\HelperContainer\Exception\WrongServicesConfigurationException;
+use Behat\Testwork\Call\ServiceContainer\CallExtension;
+use Behat\Testwork\ServiceContainer\Extension;
+use Behat\Testwork\ServiceContainer\ExtensionManager;
+use Behat\Testwork\ServiceContainer\ServiceProcessor;
+use Symfony\Component\Config\Definition\Builder\ArrayNodeDefinition;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Definition;
+
+/**
+ * Behat helper container extension.
+ *
+ * Extends Behat with helper containers support.
+ *
+ * @author Konstantin Kudryashov <ever.zet@gmail.com>
+ */
+final class HelperContainerExtension implements Extension
+{
+    /*
+     * Available extension points
+     */
+    const HELPER_CONTAINER_TAG = 'helper_container.container';
+
+    /**
+     * @var ServiceProcessor
+     */
+    private $processor;
+
+    /**
+     * Initializes compiler pass.
+     *
+     * @param null|ServiceProcessor $processor
+     */
+    public function __construct(ServiceProcessor $processor = null)
+    {
+        $this->processor = $processor ? : new ServiceProcessor();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getConfigKey()
+    {
+        return 'helper_container';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function initialize(ExtensionManager $extensionManager)
+    {
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function configure(ArrayNodeDefinition $builder)
+    {
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function load(ContainerBuilder $container, array $config)
+    {
+        $definition = new Definition('Behat\Behat\HelperContainer\Argument\ServicesResolverFactory', array($container));
+        $definition->addTag(ContextExtension::SUITE_SCOPED_RESOLVER_FACTORY_TAG, array('priority' => 0));
+        $container->setDefinition(ContextExtension::SUITE_SCOPED_RESOLVER_FACTORY_TAG . '.helper_container', $definition);
+
+        $definition = new Definition('Behat\Behat\HelperContainer\Call\Filter\ServicesResolver');
+        $definition->addTag(CallExtension::CALL_FILTER_TAG, array('priority' => 0));
+        $container->setDefinition(CallExtension::CALL_FILTER_TAG . '.helper_container', $definition);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function process(ContainerBuilder $container)
+    {
+        $references = $this->processor->findAndSortTaggedServices($container, self::HELPER_CONTAINER_TAG);
+
+        foreach ($references as $reference) {
+            if ($this->isDefinitionShared($container->getDefinition((string) $reference))) {
+                throw new WrongServicesConfigurationException(sprintf(
+                    'Container services must not be configured as shared, but `@%s` is.', $reference
+                ));
+            }
+        }
+    }
+
+    /**
+     * Checks if provided definition is shared.
+     *
+     * @param Definition $definition
+     *
+     * @return bool
+     *
+     * @todo Remove after upgrading to Symfony 2.8+
+     */
+    private function isDefinitionShared(Definition $definition)
+    {
+        if (method_exists($definition, 'isShared')) {
+            return $definition->isShared();
+        } else if (method_exists($definition, 'getScope')) {
+            return $definition->getScope() !== ContainerBuilder::SCOPE_PROTOTYPE;
+        }
+
+        return false;
+    }
+}