Benjamin Trent 365f87c622
[ML][Data Frame] only complete task after state persistence (#43230) (#43294)
* [ML][Data Frame] only complete task after state persistence

There is a race condition where the task could be completed, but there
is still a pending document write. This change moves
the task cancellation into the actionlistener of the state persistence.

intermediate commit

intermediate commit

* removing unused import

* removing unused const

* refreshing internal index after waiting for task to complete

* adjusting test data generation
2019-06-17 16:49:00 -05:00
..