GitLab

Now that we are triggering activation for potentially multiple URLs
in the redirect chain, we should be collecting data about which
part of the chain caused activation.

Bug: None
Change-Id: I835a64f6fdb714cd70cf22cee0e83c87d01d4e25
Reviewed-on: https://chromium-review.googlesource.com/1124766Reviewed-by: Robert Kaplow <rkaplow@chromium.org>
Reviewed-by: Avi Drissman <avi@chromium.org>
Commit-Queue: Charlie Harrison <csharrison@chromium.org>
Cr-Commit-Position: refs/heads/master@{#572338}