anchor.diff:    },
     (VmService service, IsolateRef isolateRef) async {
       final isolateId = isolateRef.id;
  +    // ignore: deprecated_member_use_from_same_package
       dynamic response = await service.getHttpEnableTimelineLogging(isolateId);
       expect(response.enabled, false);
   
       await waitForStreamEvent(service, isolateRef, true);
  +    // ignore: deprecated_member_use_from_same_package
       response = await service.getHttpEnableTimelineLogging(isolateId);
       expect(response.enabled, true);
   
       await waitForStreamEvent(service, isolateRef, false);
  +    // ignore: deprecated_member_use_from_same_package
       response = await service.getHttpEnableTimelineLogging(isolateId);
       expect(response.enabled, false);
     },
  
positive.code:   await service.streamListen(EventStreams.kExtension);
  
    if (useSetter) {
      await service.setHttpEnableTimelineLogging(isolateId, state);
    } else {
      await service.httpEnableTimelineLogging(isolateId, state);
  
negative.code:     'ext.dart.io.getHttpEnableTimelineLogging';
  const String kHttpEnableTimelineLogging =
      'ext.dart.io.httpEnableTimelineLogging';
  
  Future<void> setup() async {}
  
  Future<void> waitForStreamEvent(
  