GitLab

sync_client isn't used on any platforms, hence it doesn't make sense to keep it around.

Bug: 880056, 801985
Change-Id: I1bbb5c689d1b004fa8a673e5d86c91a3e9712900
Reviewed-on: https://chromium-review.googlesource.com/c/1307494
Commit-Queue: Tatiana Gornak <melandory@chromium.org>
Reviewed-by: Mikel Astiz <mastiz@chromium.org>
Reviewed-by: Jochen Eisinger <jochen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#604214}