GitLab

Include oobe.css for the newly added CSS variables.

Bug: 1012793
Test: Manual Test
Change-Id: If67e43f454b9ccf193029c8b144ef45062d057ba
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1864364Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Commit-Queue: Yue Li <updowndota@chromium.org>
Cr-Commit-Position: refs/heads/master@{#707032}