Summary: Ref T8726. Use modular fields for the Pholio adapter.
Test Plan:
- Created rule using all the old fields.
- Migrated, saw upgrade apply correctly.
- Created mock, reviewed transcript.
Reviewers: btrahan
Reviewed By: btrahan
Subscribers: eadler, epriestley
Maniphest Tasks: T8726
Differential Revision: https://secure.phabricator.com/D13513
