| Index: runtime/observatory/tests/observatory_ui/nav/library-menu/element_test.dart
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| diff --git a/runtime/observatory/tests/observatory_ui/nav/library-menu/element_test.dart b/runtime/observatory/tests/observatory_ui/nav/library-menu/element_test.dart
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| index 86feceaba036ad2d162f9606b0cfd785462e3b40..c56658822ddfa076f2288279a84491b85a054665 100644
 | 
| --- a/runtime/observatory/tests/observatory_ui/nav/library-menu/element_test.dart
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| +++ b/runtime/observatory/tests/observatory_ui/nav/library-menu/element_test.dart
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| @@ -22,9 +22,9 @@ main() {
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|      final e = new NavLibraryMenuElement(i_ref, l_ref);
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|      document.body.append(e);
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|      await e.onRendered.first;
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| -    expect(e.shadowRoot.children.length, isNonZero, reason: 'has elements');
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| +    expect(e.children.length, isNonZero, reason: 'has elements');
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|      e.remove();
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|      await e.onRendered.first;
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| -    expect(e.shadowRoot.children.length, isZero, reason: 'is empty');
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| +    expect(e.children.length, isZero, reason: 'is empty');
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|    });
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|  }
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| 
 |