anchor.diff:  var pipeline = new RequestPipeline(
       settings,
       DateTimeProvider.Default,
  -    new MemoryStreamFactory(),
  +    new RecyclableMemoryStreamFactory(),
       new SearchRequestParameters());
   
   pipeline.GetType().Should().Implement<IDisposable>();
  
positive.code: var requestPipeline = requestPipelineFactory.Create(
      settings,
      DateTimeProvider.Default, <1>
      new MemoryStreamFactory(),
      new SearchRequestParameters());
  
  requestPipeline.Should().BeOfType<RequestPipeline>();
  
negative.code:     settings,
      requestPipelineFactory,
      DateTimeProvider.Default,
      new RecyclableMemoryStreamFactory());
  
  var client = new ElasticClient(transport);
  ----
  