code: func (c *CloudFormation) DeleteStackSet(input *DeleteStackSetInput) (*DeleteStackSetOutput, error) {
  	req, out := c.DeleteStackSetRequest(input)
  	return out, req.Send()
  }
docs: // DeleteStackSet API operation for AWS CloudFormation.
  //
  // Deletes a stack set. Before you can delete a stack set, all of its member
  // stack instances must be deleted. For more information about how to do this,
  // see DeleteStackInstances.
  //
  // Returns awserr.Error for service API and SDK errors. Use runtime type assertions
  // with awserr.Error's Code and Message methods to get detailed information about
  // the error.
  //
  // See the AWS API reference guide for AWS CloudFormation's
  // API operation DeleteStackSet for usage and error information.
  //
  // Returned Error Codes:
  //   * ErrCodeStackSetNotEmptyException "StackSetNotEmptyException"
  //   You can't yet delete this stack set, because it still contains one or more
  //   stack instances. Delete all stack instances from the stack set before deleting
  //   the stack set.
  //
  //   * ErrCodeOperationInProgressException "OperationInProgressException"
  //   Another operation is currently in progress for this stack set. Only one operation
  //   can be performed for a stack set at a given time.
  //
  // See also, https://docs.aws.amazon.com/goto/WebAPI/cloudformation-2010-05-15/DeleteStackSet