Use jsi in comm
Summary: Use jsi in the comm app.
Test Plan: launch the app, see the logs if they show correct values.
Reviewers: ashoat, palys-swm
Reviewed By: ashoat, palys-swm
Subscribers: KatPo, zrebcu411, Adrian, atul, subnub
Differential Revision: https://phabricator.ashoat.com/D755