karser

namespace YourBundle\DependencyInjection\Compiler;

use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
use Symfony\Component\DependencyInjection\ContainerBuilder;

class AddTransliterator implements CompilerPassInterface
{
    public function process(ContainerBuilder $container)
    {
        $def = $container->findDefinition('stof_doctrine_extensions.listener.sluggable');
        $def->addMethodCall('setTransliterator', [['YourBundle\\Transliterator\\Transliterator', 'transliterate']]);
    }
}