GitLab

This CL switches the protobuf used for component updater to pass
patterns rather than raw URLs. This allows safety_tips to remain
consistent with the SB-style pattern matching. It also moves the
playbook for component updates to g3.

Change-Id: I9da231882cdb68fddd1d0b582006ed60e97fbe8e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1743247Reviewed-by: Mustafa Emre Acer <meacer@chromium.org>
Commit-Queue: Joe DeBlasio <jdeblasio@chromium.org>
Auto-Submit: Joe DeBlasio <jdeblasio@chromium.org>
Cr-Commit-Position: refs/heads/master@{#685384}