GitLab

Make the following changes:

* Remove AutofillUpstreamShowGoogleLogo and AutofillUpstreamShowNewUi.  The code has been updated to make those default.
* Add Mac to AutofillUpstreamRequestCvcIfMissing in preparation of the M64 launch.
* Add config for AutofillUpstreamSendDetectedValues and AutofillUpstreamSendPanFirstSix, part of the Upstream Partial Data Project targeting M65.

Bug: 736944, 789645, 793490
Change-Id: If6888d203dbceb3dcba8d38184244375c9cb110a
Reviewed-on: https://chromium-review.googlesource.com/827631Reviewed-by: Mark Pearson <mpearson@chromium.org>
Commit-Queue: Jared Saul <jsaul@google.com>
Cr-Commit-Position: refs/heads/master@{#524234}