GitLab

See spec: https://wicg.github.io/keyboard-map/

Bug: 832811
Change-Id: I74bf2ecd3581bd4e68a1c17390b24101a79721ab
Reviewed-on: https://chromium-review.googlesource.com/1053398Reviewed-by: Scott Violet <sky@chromium.org>
Reviewed-by: Sadrul Chowdhury <sadrul@chromium.org>
Reviewed-by: Thomas Anderson <thomasanderson@chromium.org>
Commit-Queue: Gary Kacmarcik <garykac@chromium.org>
Cr-Commit-Position: refs/heads/master@{#558723}