GitLab

Adding method to native to get image/favicon urls so they can be
fetched in native.

Bug: 831629
Change-Id: I4ec1be9f1de41471940ec63ce1830eabd11bb356
Reviewed-on: https://chromium-review.googlesource.com/c/1374958
Commit-Queue: Brandon Wylie <wylieb@chromium.org>
Reviewed-by: Sky Malice <skym@chromium.org>
Reviewed-by: Filip Gorski <fgorski@chromium.org>
Cr-Commit-Position: refs/heads/master@{#619507}