private function loadEnvironmentHandler(ContainerBuilder $container)
{
$definition = new Definition('Behat\\Behat\\Context\\Environment\\Handler\\ContextEnvironmentHandler', array(new Reference(self::FACTORY_ID)));
$definition->addTag(EnvironmentExtension::HANDLER_TAG, array('priority' => 50));
$container->setDefinition(self::getEnvironmentHandlerId(), $definition);
}