GitLab

Add js_library targets for:
model_settings_availability_test
model_settings_policy_test
model_test

Bug: 1000989
Change-Id: Ida87d1c829e06fb3026f8251d7fe5c36012a3d04
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2617214Reviewed-by: John Lee <johntlee@chromium.org>
Commit-Queue: Rebekah Potter <rbpotter@chromium.org>
Cr-Commit-Position: refs/heads/master@{#841698}