anchor.diff:          expect(error, isNotNull);
           expect(error.getComputedStyle().display, equals('none'));
           expect(input.invalid, isTrue);
  -      });
  +      }, skip: 'https://github.com/dart-lang/polymer_elements/issues/36');
       });
   
       group('a11y', () {
  
positive.code:             Polymer
                  .dom(input.jsElement['root'])
                  .querySelector('paper-input-char-counter').id));
        });
        test('has aria-describedby for character counter and error', () {
          PaperInput input = fixture('required-char-counter');
          forceXIfStamp(input);
  
negative.code:                 Polymer
                      .dom(input.jsElement['root'])
                      .querySelector('paper-input-char-counter').id));
        }, skip:'https://github.com/dart-lang/polymer_elements/issues/35');
      });
    });
  }
  