Revert "Fix observatory tests broken by running dartfmt."

runtime/observatory/tests/observatory_ui/nav/menu-item/element_test.dart

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import 'dart:html';
 import 'package:unittest/unittest.dart';
 import 'package:observatory/src/elements/nav/menu_item.dart';
 
 main() {
   NavMenuItemElement.tag.ensureRegistration();
@@ skipping 14 matching lines @@
   });
   group('elements', () {
     test('created', () async {
       final label = 'custom-label';
       final e = new NavMenuItemElement(label);
       e.content = [document.createElement('content')];
       document.body.append(e);
       await e.onRendered.first;
       expect(e.children.length, isNonZero, reason: 'has elements');
       expect(e.querySelector('content'), isNotNull,
-          reason: 'has content elements');
+                                                 reason: 'has content elements');
       e.remove();
       await e.onRendered.first;
       expect(e.children.length, isZero, reason: 'is empty');
     });
     test('react to label change', () async {
       final label1 = 'custom-label-1';
       final label2 = 'custom-label-2';
       final e = new NavMenuItemElement(label1);
       document.body.append(e);
       await e.onRendered.first;
@@ skipping 17 matching lines @@
       expect(e.innerHtml.contains(link2), isFalse);
       e.link = link2;
       await e.onRendered.first;
       expect(e.innerHtml.contains(link1), isFalse);
       expect(e.innerHtml.contains(link2), isTrue);
       e.remove();
       await e.onRendered.first;
     });
   });
 }