GitLab

When Protected data is not available, access NSUserDefault can freeze
the application.
Pause all the data collection based on notifications on that period.

Bug: 1129779
Change-Id: I2d304e410b2e2068b71ab3363e548e43e66b973c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2454088Reviewed-by: Eugene But <eugenebut@chromium.org>
Commit-Queue: Olivier Robin <olivierrobin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#815161}