GitLab

- Also updated experiment group name for UnidoOnSignInV2 to prepare for
  http://cl/295704680

Bug: 1050189
Change-Id: I5187505b2691d3f71e62a62bf8996d7bd5fc4940
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2062329Reviewed-by: Mark Pearson <mpearson@chromium.org>
Commit-Queue: Alex Chau <alexchau@chromium.org>
Cr-Commit-Position: refs/heads/master@{#742216}