public Task<DescribeInstancePatchStatesResponse> DescribeInstancePatchStatesAsync(DescribeInstancePatchStatesRequest request, System.Threading.CancellationToken cancellationToken = default(CancellationToken))
{
var marshaller = new DescribeInstancePatchStatesRequestMarshaller();
var unmarshaller = DescribeInstancePatchStatesResponseUnmarshaller.Instance;
return InvokeAsync<DescribeInstancePatchStatesRequest,DescribeInstancePatchStatesResponse>(request, marshaller,
unmarshaller, cancellationToken);
}