GitLab

This change eliminates hardcoded color kNotificationDefaultAccentColor
and creates a new native color ID for it.

Bug: 1056950
Change-Id: I3430d10367a7dd6b680a61ab5af95731fcbd64f8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2219407Reviewed-by: Tommy Steimel <steimel@chromium.org>
Reviewed-by: Evan Stade <estade@chromium.org>
Reviewed-by: Peter Kasting <pkasting@chromium.org>
Commit-Queue: Maria Villarreal <mavill@microsoft.com>
Cr-Commit-Position: refs/heads/master@{#780018}