public TimelinesRequester(
     ITwitterClient client,
     ITwitterClientEvents clientEvents,
     ITimelineController timelineController,
     ITimelineClientRequiredParametersValidator validator)
     : base(client, clientEvents)
 {
     _timelineController = timelineController;
     _validator          = validator;
 }
 public TimelineClientParametersValidator(ITwitterClient client, ITimelineClientRequiredParametersValidator timelineClientRequiredParametersValidator)
 {
     _client = client;
     _timelineClientRequiredParametersValidator = timelineClientRequiredParametersValidator;
 }