Adding search_client_id which includes the "ms-" or "tablet-" client-id prefix, set in GooglePartnerSetup.
Retaining client-id (which does not include the client-id prefix) for legacy purposes, if Browser is used with an older version of GooglePartnerSetup.

Bug #3483276

Change-Id: Ice4788ef78f4b58c5d981b50d5248aa51a53733d
3 files changed