GitLab

Limit Media Feed discovery to HTTPS.

BUG=1066252

Change-Id: I34130ca7c9d4c5643c4d9fc3315db06132c969a6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2130669Reviewed-by: Tommy Steimel <steimel@chromium.org>
Commit-Queue: Becca Hughes <beccahughes@chromium.org>
Cr-Commit-Position: refs/heads/master@{#756851}