- Maniphest Tasks
- T13222: 2018 Week 48-51 Bonus Content
- rPd24e66724d3b: Convert "Rename User" from session MFA to one-shot MFA
- Renamed a user, got prompted for MFA, provided it.
- Saw that I no longer remain in high-security after performing the edit.
- Grepped for other uses of PhabricatorUserUsernameTransaction, found none.