| Index: runtime/observatory/tests/observatory_ui/class_tree/element_test.dart
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| diff --git a/runtime/observatory/tests/observatory_ui/class_tree/element_test.dart b/runtime/observatory/tests/observatory_ui/class_tree/element_test.dart
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| index f8c97858ce26eb2e41a00d82e0ccdfd1ea22eea2..495e84120e237a73a25df0dbcbb7368545b5de0b 100644
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| --- a/runtime/observatory/tests/observatory_ui/class_tree/element_test.dart
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| +++ b/runtime/observatory/tests/observatory_ui/class_tree/element_test.dart
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| @@ -19,8 +19,8 @@ main() {
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|  
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|    group('instantiation', () {
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|      test('default', () {
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| -      final e = new ClassTreeElement(vm, isolate, events, notifications,
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| -          new ClassRepositoryMock());
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| +      final e = new ClassTreeElement(
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| +          vm, isolate, events, notifications, new ClassRepositoryMock());
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|        expect(e, isNotNull, reason: 'element correctly created');
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|      });
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|    });
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| @@ -31,13 +31,17 @@ main() {
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|        const child1_id = 'c1-id';
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|        const child2 = const ClassMock(id: child2_id);
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|        const child1_1 = const ClassMock(id: child1_1_id);
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| -      const child1 = const ClassMock(id: child1_id,
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| -                                     subclasses: const [child1_1]);
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| -      const object = const ClassMock(id: 'o-id',
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| -                                     subclasses: const [child1, child2]);
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| +      const child1 =
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| +          const ClassMock(id: child1_id, subclasses: const [child1_1]);
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| +      const object =
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| +          const ClassMock(id: 'o-id', subclasses: const [child1, child2]);
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|        const ids = const [child1_id, child1_1_id, child2_id];
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|        bool rendered = false;
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| -      final e = new ClassTreeElement(vm, isolate, events, notifications,
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| +      final e = new ClassTreeElement(
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| +          vm,
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| +          isolate,
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| +          events,
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| +          notifications,
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|            new ClassRepositoryMock(
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|                object: expectAsync((i) async {
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|                  expect(i, equals(isolate));
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| @@ -48,10 +52,14 @@ main() {
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|                  expect(i, equals(isolate));
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|                  expect(ids.contains(id), isTrue);
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|                  switch (id) {
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| -                  case child1_id: return child1;
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| -                  case child1_1_id: return child1_1;
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| -                  case child2_id: return child2;
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| -                  default: return null;
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| +                  case child1_id:
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| +                    return child1;
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| +                  case child1_1_id:
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| +                    return child1_1;
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| +                  case child2_id:
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| +                    return child2;
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| +                  default:
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| +                    return null;
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|                  }
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|                }, count: 3)));
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|        document.body.append(e);
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| 
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