buffet: Grant buffet group access to buffet DBus API.

BUG=chromium:434766
TEST=manual

Change-Id: I28bad564fdc1da04b3e80b2e622904c08ef0172d
Reviewed-on: https://chromium-review.googlesource.com/230851
Tested-by: Anton Muhin <antonm@chromium.org>
Reviewed-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
Commit-Queue: Anton Muhin <antonm@chromium.org>
1 file changed
tree: 76c06b77e3ca823370915fcecab194902ba07832
  1. buffet/