GitLab

More specifically, check the feature's state after field trials have
been created from the variations seed and before the variations
header is updated.

Checking the state for the first time in
VariationsIdsProvider::GenerateBase64EncodedProto() could cause a
deadlock.

Bug: 1094303
Change-Id: I53fe3446e3a4567d4b9122b54642b5744eb8b46e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2431556
Commit-Queue: Caitlin Fischer <caitlinfischer@google.com>
Reviewed-by: Alexei Svitkine <asvitkine@chromium.org>
Reviewed-by: Jesse Doherty <jwd@chromium.org>
Cr-Commit-Position: refs/heads/master@{#811566}