GitLab

Used RepeatingCallback instead of deprecated Callback.

Change-Id: I36a1079c5a5c2c0341d85e1e7230ac9055347349
Reviewed-on: https://chromium-review.googlesource.com/894962
Commit-Queue: François Degros <fdegros@chromium.org>
Reviewed-by: Bernhard Bauer <bauerb@chromium.org>
Reviewed-by: Gabriel Charette <gab@chromium.org>
Reviewed-by: Scott Violet <sky@chromium.org>
Cr-Commit-Position: refs/heads/master@{#534877}