R1:7499cb24ceb6

Generate expected schemata for Workers, XHProf, PHPAAST, Tokens, System, Slowvote

Summary: T1191. Nothing very notable here.

Test Plan: Saw more blue in web UI.

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D10522