code: @Override
      public java.util.concurrent.Future<DescribeInstanceStatusResult> describeInstanceStatusAsync(
              com.amazonaws.handlers.AsyncHandler<DescribeInstanceStatusRequest, DescribeInstanceStatusResult> asyncHandler) {
  
          return describeInstanceStatusAsync(new DescribeInstanceStatusRequest(), asyncHandler);
      }
docs: Simplified method form for invoking the DescribeInstanceStatus operation with an AsyncHandler.
  
  @see #describeInstanceStatusAsync(DescribeInstanceStatusRequest, com.amazonaws.handlers.AsyncHandler)