GitLab

Priority is now:
- Local favicons
- Server favicons
- Letter fallback (circle + drawn letter)

Bug: 856852
Change-Id: I45d5daae4ee3734a12018c01307c32c2e4047a59
Reviewed-on: https://chromium-review.googlesource.com/1116869
Commit-Queue: Mathieu Perreault <mathp@chromium.org>
Reviewed-by: Thiemo Nagel <tnagel@chromium.org>
Reviewed-by: Fernando Serboncini <fserb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#572199}