3888 zfs recv -F should destroy any snapshots created since the incremental source
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Peng Dai <peng.dai@delphix.com>

*** 44,57 ****
          nvlist_t *dsda_successful_snaps;
          boolean_t dsda_defer;
          nvlist_t *dsda_errlist;
  } dmu_snapshots_destroy_arg_t;
  
! /*
!  * ds must be owned.
!  */
! static int
  dsl_destroy_snapshot_check_impl(dsl_dataset_t *ds, boolean_t defer)
  {
          if (!dsl_dataset_is_snapshot(ds))
                  return (SET_ERROR(EINVAL));
  
--- 44,54 ----
          nvlist_t *dsda_successful_snaps;
          boolean_t dsda_defer;
          nvlist_t *dsda_errlist;
  } dmu_snapshots_destroy_arg_t;
  
! int
  dsl_destroy_snapshot_check_impl(dsl_dataset_t *ds, boolean_t defer)
  {
          if (!dsl_dataset_is_snapshot(ds))
                  return (SET_ERROR(EINVAL));