peerd: Service IDs should respect mDNS restrictions

BUG=chromium:414444
TEST=unittests

Change-Id: Ibf9a512704da8ff06e04fedb5e7bdfdf248919a9
Reviewed-on: https://chromium-review.googlesource.com/218287
Tested-by: Christopher Wiley <wiley@chromium.org>
Reviewed-by: Alex Vakulenko <avakulenko@chromium.org>
Commit-Queue: Christopher Wiley <wiley@chromium.org>
4 files changed