[web] [refactor] [ENG-536] use input component

Summary: use our input component moving forward

Test Plan: type text into input field

Reviewers: atul, palys-swm, def-au1t

Reviewed By: palys-swm

Subscribers: ashoat, Adrian, yayabosh

Differential Revision: https://phabricator.ashoat.com/D4023