/**
  * decrements the per-page-per-filter count rollups used on the feedback
  * page.
  *
  * @param $pageId      int   the ID of the page (page.page_id)
  * @param $filterNames array values are names of filters to decrement
  */
 public static function decrementFilterCounts($pageId, $filterNames)
 {
     ApiArticleFeedbackv5Utils::updateFilterCounts($pageId, $filterNames, true);
 }