Revert of easy-unlock: Only show "Set up" UI for en-US. (patchset #1 id:1 of https://codereview.chromium.org/
567643003/)
Reason for revert:
en-US only is meant for M38. Revert to re-enable setup for all locales.
Original issue's description:
> easy-unlock: Only show "Set up" UI for en-US.
>
> BUG=414467
>
> Committed: https://crrev.com/
78d93d0e19bbb635c4bfe6cb7dab0db26d04598c
> Cr-Commit-Position: refs/heads/master@{#295156}
TBR=isherman@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=414467
Review URL: https://codereview.chromium.org/
580143002
Cr-Commit-Position: refs/heads/master@{#295485}