/**
  * @param CreateAnnotationCriteria $criteria
  * @return bool
  */
 public function create(CreateAnnotationCriteria $criteria)
 {
     try {
         $this->adapter->call('Annotations.create', $criteria);
         return true;
     } catch (ServerException $e) {
         return false;
     }
 }
 /**
  * @param UpdateStepCriteria $criteria
  * @return bool
  */
 public function updateStep(UpdateStepCriteria $criteria)
 {
     try {
         $this->adapter->call('Document.updateStep', $criteria);
         return true;
     } catch (ServerException $e) {
         return false;
     }
 }