R1:0bbcd3888c8d

Update Dashboard for handleRequest

Summary: Updates Dashboards

Test Plan: Bounced around lists, installed, history, create panel, create dashboard, etc.

Reviewers: btrahan, epriestley

Reviewed By: epriestley

Subscribers: epriestley, Korvin

Maniphest Tasks: T8628

Differential Revision: https://secure.phabricator.com/D13680