RLS: Deparameterize core/layout unit tests.

Bug: 823365
Change-Id: Iec2e356bc185a0bc24abffd17586cafad1bb17ef
Reviewed-on: https://chromium-review.googlesource.com/1062126
Reviewed-by: Stefan Zager <szager@chromium.org>
Commit-Queue: Steve Kobes <skobes@chromium.org>
Cr-Commit-Position: refs/heads/master@{#559222}
5 files changed