Use shill captive portal probe URL in Chrome

Chrome currently does not take into account the results of shill
captive portal detection. We plan on communicating from shill the
probe URL it used to get a redirect so that Chrome can use it
instead of its own probe URL.


Bug: 903645
Change-Id: Idacf434e84c1a065969fe0520587de34dbb1c8a3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1659838
Reviewed-by: Matt Menke <mmenke@chromium.org>
Reviewed-by: Steven Bennetts <stevenjb@chromium.org>
Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Commit-Queue: Matthew Wang <matthewmwang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#681049}
8 files changed