code: func (util *VsphereDiskUtil) DeleteVolume(vd *vsphereVolumeDeleter) error {
  	cloud, err := getCloudProvider(vd.plugin.host.GetCloudProvider())
  	if err != nil {
  		return err
  	}
  
  	if err = cloud.DeleteVolume(vd.volPath); err != nil {
  		klog.V(2).Infof("Error deleting vsphere volume %s: %v", vd.volPath, err)
  		return err
  	}
  	klog.V(2).Infof("Successfully deleted vsphere volume %s", vd.volPath)
  	return nil
  }
docs: // DeleteVolume deletes a vSphere volume.