R1:f87ffc41ce69

Fix another undeclared property

Summary: I think that I've caught the bulk of these issues now.

Test Plan: Eyeball it.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D13296