[Config][DI] Add ComposerResource to track runtime + vendors

Author: nicolas-grekas

DependencyInjection/FrameworkExtension.php

@@ -23,7 +23,6 @@
 use Symfony\Component\DependencyInjection\Exception\LogicException;
 use Symfony\Component\DependencyInjection\Reference;
 use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
-use Symfony\Component\Config\Resource\FileResource;
 use Symfony\Component\Finder\Finder;
 use Symfony\Component\HttpKernel\DependencyInjection\Extension;
 use Symfony\Component\Config\FileLocator;
@@ -994,8 +993,7 @@ private function getValidatorMappingFiles(ContainerBuilder $container, array &$f
     {
         if (interface_exists('Symfony\Component\Form\FormInterface')) {
             $reflClass = new \ReflectionClass('Symfony\Component\Form\FormInterface');
-            $files['xml'][] = $file = dirname($reflClass->getFileName()).'/Resources/config/validation.xml';
-            $container->addResource(new FileResource($file));
+            $files['xml'][] = dirname($reflClass->getFileName()).'/Resources/config/validation.xml';
         }
 
         foreach ($container->getParameter('kernel.bundles_metadata') as $bundle) {