/**
  * Utility method to to make it easier to determine if we should save or not.
  *
  * @param AbstractMetaDataParser $parser
  * @param array $fields
  * @return bool
  */
 protected function removeFields($parser, $fields)
 {
     $shouldSave = false;
     foreach ($fields as $field) {
         if ($parser->removeField($field)) {
             $shouldSave = true;
         }
     }
     return $shouldSave;
 }