public function plugin_uninstall_results_removable_page(core_plugin_manager $pluginman, \core\plugininfo\base $pluginfo,
                                                            progress_trace_buffer $progress, moodle_url $continueurl) {
        $output = '';

        $pluginname = $pluginman->plugin_name($pluginfo->component);

        // Do not show navigation here, they must click one of the buttons.
        $this->page->set_pagelayout('maintenance');
        $this->page->set_cacheable(false);

        $output .= $this->output->header();
        $output .= $this->output->heading(get_string('uninstalling', 'core_plugin', array('name' => $pluginname)));

        $output .= $this->output->box($progress->get_buffer(), 'generalbox uninstallresultmessage');

        $confirm = $this->output->container(get_string('uninstalldeleteconfirm', 'core_plugin',
            array('name' => $pluginname, 'rootdir' => $pluginfo->rootdir)), 'uninstalldeleteconfirm');

        if ($repotype = $pluginman->plugin_external_source($pluginfo->component)) {
            $confirm .= $this->output->container(get_string('uninstalldeleteconfirmexternal', 'core_plugin', $repotype),
                'uninstalldeleteconfirmexternal');
        }

        // After any uninstall we must execute full upgrade to finish the cleanup!
        $output .= $this->output->confirm($confirm, $continueurl, new moodle_url('/admin/index.php'));
        $output .= $this->output->footer();

        return $output;
    }