Nhat Nguyen 2756a3936b Reject illegal flush parameters (#40213)
This change rejects an illegal combination of flush parameters where
force is true, but wait_if_ongoing is false. This combination is trappy
and should be forbidden.

Closes #36342
2019-04-04 09:02:31 -04:00
..
2018-12-20 10:27:24 -08:00
2016-09-01 17:08:18 -04:00