GitLab

Adds logic to trigger sign-out if account cookies are cleared while
there's only an unconsented primary account.

Bug: 1095112
Change-Id: Iaa65f31ef8da6759cd9afaed2ce9dd6f16e511d6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2410875
Commit-Queue: Boris Sazonov <bsazonov@chromium.org>
Reviewed-by: Mihai Sardarescu <msarda@chromium.org>
Cr-Commit-Position: refs/heads/master@{#808561}