bug #16955 [FrameworkBundle] ContainerDebugCommand: pass the right object to the descriptors (xabbuh)

This PR was merged into the 2.8 branch.

Discussion
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[FrameworkBundle] ContainerDebugCommand: pass the right object to the descriptors

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | symfony/symfony@c5067da#commitcomment-14884960
| License       | MIT
| Doc PR        |

Commits
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8cf0022 pass the right object to the descriptors

Author: stof

Command/ContainerDebugCommand.php

@@ -125,7 +125,7 @@ protected function execute(InputInterface $input, OutputInterface $output)
         $helper = new DescriptorHelper();
         $options['format'] = $input->getOption('format');
         $options['raw_text'] = $input->getOption('raw');
-        $options['output'] = $output;
+        $options['output'] = $io;
         $helper->describe($output, $object, $options);
 
         if (!$input->getArgument('name') && $input->isInteractive()) {