GitLab

Android IMEs installed to Chrome OS will be associated with a
special Chrome OS language name. This CL adds the fake language.

BUG=b:74499980
TEST=ui_base_unittests

Change-Id: If5f78cc22c8371ef6199b67563792bc008aaeab2
Reviewed-on: https://chromium-review.googlesource.com/1113205Reviewed-by: Yuichiro Hanada <yhanada@chromium.org>
Commit-Queue: Yusuke Sato <yusukes@chromium.org>
Cr-Commit-Position: refs/heads/master@{#569989}