GitLab

Change ResolveLanguageListInThreadPool so that it uses AppLocale instead
of default locale if exists.

Bug: 955397
Change-Id: I6947dd89e297adea3fd019e38d083e45419ea282
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1704098Reviewed-by: Alexander Alekseev <alemate@chromium.org>
Reviewed-by: Denis Kuznetsov <antrim@chromium.org>
Reviewed-by: Roman Sorokin [CET] <rsorokin@chromium.org>
Commit-Queue: Roman Aleksandrov <raleksandrov@google.com>
Cr-Commit-Position: refs/heads/master@{#706436}