GUACAMOLE-526: Handle rejections for absolutely all promises.

guacamole/src/main/webapp/app/settings/directives/guacSettingsUsers.js

@@ -43,25 +43,13 @@ angular.module('settings').directive('guacSettingsUsers', [function guacSettings
             var $translate             = $injector.get('$translate');
             var authenticationService  = $injector.get('authenticationService');
             var dataSourceService      = $injector.get('dataSourceService');
-            var guacNotification       = $injector.get('guacNotification');
             var permissionService      = $injector.get('permissionService');
+            var requestService         = $injector.get('requestService');
             var userService            = $injector.get('userService');
 
             // Identifier of the current user
             var currentUsername = authenticationService.getCurrentUsername();
 
-            /**
-             * An action to be provided along with the object sent to
-             * showStatus which closes the currently-shown status dialog.
-             */
-            var ACKNOWLEDGE_ACTION = {
-                name        : "SETTINGS_USERS.ACTION_ACKNOWLEDGE",
-                // Handle action
-                callback    : function acknowledgeCallback() {
-                    guacNotification.showStatus(false);
-                }
-            };
-
             /**
              * The identifiers of all data sources accessible by the current
              * user.
@@ -129,7 +117,7 @@ angular.module('settings').directive('guacSettingsUsers', [function guacSettings
                 // Store received date format
                 $scope.dateFormat = retrievedDateFormat;
 
-            });
+            }, angular.noop);
 
             /**
              * Returns whether critical data has completed being loaded.
@@ -287,9 +275,9 @@ angular.module('settings').directive('guacSettingsUsers', [function guacSettings
                         });
                     });
 
-                });
+                }, requestService.WARN);
 
-            });
+            }, requestService.WARN);
             
         }]
     };