GitLab

Code should use the scoped retain/release classes.

BUG=none

Change-Id: I0c538d7ae64127bba9b783fd08584f3164dc949d
Reviewed-on: https://chromium-review.googlesource.com/1148476
Commit-Queue: Avi Drissman <avi@chromium.org>
Reviewed-by: Julian Pastarmov <pastarmovj@chromium.org>
Cr-Commit-Position: refs/heads/master@{#577960}