vsphere/host_port_group_structure.go
func flattenHostPortGroupSpec(d *schema.ResourceData, obj *types.HostPortGroupSpec) error {
	d.Set("vlan_id", obj.VlanId)
	if err := flattenHostNetworkPolicy(d, &obj.Policy); err != nil {
		return err
	}
	return nil
}
func flattenHostPortGroupSpec(d *schema.ResourceData, obj *types.HostPortGroupSpec) error {
	d.Set("vlan_id", obj.VlanId)
	if err := flattenHostNetworkPolicy(d, &obj.Policy); err != nil {
		return err
	}
	return nil
}
// flattenHostPortGroupSpec reads various fields from a HostPortGroupSpec into
// the passed in ResourceData.