+ addItems: function(items) {
+ this.$.emptyAccountMessage.setShowing(items.length == 0);
+ this.inherited(arguments);
+ },
+ userNotFound: function() {
+ this.addItems([]);
+ this.$.emptyAccountMessage.hide();
+ this.$.userNotFoundMessage.show();
+ },
+ apiError: function() {
+ this.addItems([]);
+ alert('Unknown API Error');
+ },