bug #34755 [FrameworkBundle] resolve service locators in debug:* co…

…mmands (nicolas-grekas)

This PR was merged into the 3.4 branch.

Discussion
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[FrameworkBundle] resolve service locators in `debug:*` commands

| Q             | A
| ------------- | ---
| Branch?       | 3.4
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Tickets       | Fix #34470
| License       | MIT
| Doc PR        | -

Because of the way ServiceClosureArgument are dumped, we need to resolve locators after loading the xml dump of the container:
https://github.com/symfony/symfony/blob/3.4/src/Symfony/Component/DependencyInjection/Dumper/XmlDumper.php#L273

Commits
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820da66 [FrameworkBundle] resolve service locators in `debug:*` commands

src/Symfony/Bundle/FrameworkBundle/Command/ContainerDebugCommand.php

@@ -20,6 +20,7 @@
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
 use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Component\DependencyInjection\Compiler\ServiceLocatorTagPass;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
 use Symfony\Component\DependencyInjection\ParameterBag\ParameterBag;
@@ -198,6 +199,8 @@ protected function getContainerBuilder()
             $container->compile();
         } else {
             (new XmlFileLoader($container = new ContainerBuilder(), new FileLocator()))->load($kernel->getContainer()->getParameter('debug.container.dump'));
+            $locatorPass = new ServiceLocatorTagPass();
+            $locatorPass->process($container);
         }
 
         return $this->containerBuilder = $container;