silverstripe-userforms/code/tasks/UserFormsUpgradeTask.php

<?php

/**
 * Assists with upgrade of userforms to 3.0
 *
 * @author dmooyman
 */
class UserFormsUpgradeTask extends BuildTask
{

    protected $title = "UserForms 3.0 Migration Tool";

    protected $description = "Upgrade tool for sites upgrading to userforms 3.0";

    public function run($request)
    {
        $service = Injector::inst()->create('UserFormsUpgradeService');
        $service->log("Upgrading userforms module");
        $service->setQuiet(false)
            ->run();
        $service->log("Done");
    }
}