GitLab

If an online login through Gaia is forced at the Chrome OS login screen,
we should be able to debug the reason behind it.

Fix this by adding logs for the case when an online login is forced.

Bug: 964691
Change-Id: I31db5ed4e280108bf5234c1e9ecd89fcee2ecba2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1617448Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Commit-Queue: Kush Sinha <sinhak@chromium.org>
Cr-Commit-Position: refs/heads/master@{#663827}