code: @Deprecated
      public static InputStream inputStreamForRequest(InputStream is,
              AmazonWebServiceRequest req) {
          return req == null
               ? is
               : inputStreamForRequest(is, req.getGeneralProgressListener());
      }
docs: Returns an input stream for request progress tracking purposes. If request/response progress
  tracking is not enabled, this method simply return the given input stream as is.
  
  @param is the request content input stream
  @deprecated