Use application PHIDs in Phriction
Summary: Ref T2715. Moves Phriction to application PHIDs.
Test Plan: Used phid.query; browsed Phriction.
Reviewers: btrahan
Reviewed By: btrahan
CC: aran
Maniphest Tasks: T2715
Differential Revision: https://secure.phabricator.com/D6553