GitLab

This CL makes CrOS GMC compatible with CrOS light/dark mode feature.

Bug: 1135656

Change-Id: Idd4955fd8676d2171bd323c1282198dc57345981
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2451316
Commit-Queue: Jazz Xu <jazzhsu@chromium.org>
Reviewed-by: Tommy Steimel <steimel@chromium.org>
Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#814815}