GitLab

Give more information about what/why demographic data is used and how to avoid reporting that data.

Bug: 990822
Change-Id: I79237d6f5ce0522709a311a86f57e1e855881fac
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1735975
Commit-Queue: Vincent Boisselle <vincb@google.com>
Reviewed-by: Alexei Svitkine <asvitkine@chromium.org>
Cr-Commit-Position: refs/heads/master@{#684133}