View file upload/library/XenForo/ViewPublic/Thread/Save/ThreadListItem.php

<?php

class XenForo_ViewPublic_Thread_Save_ThreadListItem extends XenForo_ViewPublic_Base
{
	public function renderJson()
	{
		$this->_params['linkPrefix'] = true;
		$this->_params['showLastPageNumbers'] = true;

		return XenForo_ViewRenderer_Json::jsonEncodeForOutput(array(
			'templateHtml' => $this->createTemplateObject('thread_list_item', $this->_params),
			'threadId' => $this->_params['thread']['thread_id']
		));
	}
}