
This wastes effort and introduces the constraint violation that we had to work around and comment. Plus, there is an unfortunate restriction in the gerrit-review gwtorm code currently where we can't modify the same entity twice in one transaction. Selectively bypass approval copying entirely in RebaseChangeOp, and do it manually in RebaseIfNecessary. Change-Id: Idd16eaef43916d0004c9622a395bd6be16fbfdd2