Add "uri" to the API results for File objects
Add "uri" to the API results for File objects

Summary: Ref T13528. This supports "arc upload --browse ...".

Test Plan: Called "file.search", saw URIs in results.

Maniphest Tasks: T13528

Differential Revision: https://secure.phabricator.com/D21204

MicroWorldwide/phabricator,Khan/phabricator,Khan/phabricator,wikimedia/phabricator,MicroWorldwide/phabricator,freebsd/phabricator,Khan/phabricator,phacility/phabricator,phacility/phabricator,MicroWorldwide/phabricator,phacility/phabricator,freebsd/phabricator,freebsd/phabricator,wikimedia/phabricator,MicroWorldwide/phabricator,Khan/phabricator,freebsd/phabricator,wikimedia/phabricator,wikimedia/phabricator,phacility/phabricator