[TwigBundle] Added a RuntimeExtensionInterface to take advantage of autoconfigure

Author: lyrixx

src/Symfony/Bundle/TwigBundle/DependencyInjection/TwigExtension.php

@@ -19,6 +19,7 @@
 use Symfony\Component\HttpKernel\DependencyInjection\Extension;
 use Symfony\Component\WebLink\HttpHeaderSerializer;
 use Twig\Extension\ExtensionInterface;
+use Twig\Extension\RuntimeExtensionInterface;
 use Twig\Loader\LoaderInterface;
 
 /**
@@ -150,6 +151,7 @@ public function load(array $configs, ContainerBuilder $container)
         $container->registerForAutoconfiguration(\Twig_LoaderInterface::class)->addTag('twig.loader');
         $container->registerForAutoconfiguration(ExtensionInterface::class)->addTag('twig.extension');
         $container->registerForAutoconfiguration(LoaderInterface::class)->addTag('twig.loader');
+        $container->registerForAutoconfiguration(RuntimeExtensionInterface::class)->addTag('twig.runtime');
 
         if (\PHP_VERSION_ID < 70000) {
             $this->addClassesToCompile(array(