R1:ed2a5a9a34a7

Fix PhabricatorWorkerTriggerQuery method visibility

Summary: I got these wrong and the test didn't trigger for some reason that I haven't looked into.

Test Plan: `arc unit --everything`

Reviewers: hach-que, btrahan

Reviewed By: btrahan

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D11453