Add users for crosdns service

Design doc here: go/crostini-hostnames

BUG=chromium:825010
TEST=Emerge works

Change-Id: I61479182d202af68f546c44a26dca148d878a819
Reviewed-on: https://chromium-review.googlesource.com/1045100
Commit-Ready: Jeffrey Kardatzke <jkardatzke@google.com>
Tested-by: Jeffrey Kardatzke <jkardatzke@google.com>
Reviewed-by: Dan Erat <derat@chromium.org>
2 files changed
tree: f52392c5e72c45446f9a4c612acdec03cce47266
  1. PRESUBMIT.cfg
  2. eclass/
  3. metadata/
  4. profiles/