Sylius\Bundle\GridBundle\DependencyInjection\Configuration::getConfigTreeBuilder PHP Method

    public function getConfigTreeBuilder()
    {
        $treeBuilder = new TreeBuilder();
        $rootNode = $treeBuilder->root('sylius_grid');
        $this->addDriversSection($rootNode);
        $this->addTemplatesSection($rootNode);
        $this->addGridsSection($rootNode);
        return $treeBuilder;
    }