Sulu\Bundle\MediaBundle\Admin\MediaContentNavigationProvider::getNavigationItems PHP Method

    public function getNavigationItems(array $options = [])
    {
        $files = new ContentNavigationItem('content-navigation.media.files');
        $files->setAction('files');
        $files->setPosition(10);
        $files->setComponent('collections/edit/files@sulumedia');
        return [$files];
    }