tree d4d30d9e53849afd8cd93b15f663ccfdd5dd6aac
parent ecc8993e80cf362458754d282e04a08b4fda47a8
author Matt Perry <mpcomplete@google.com> 1491433924 -0400
committer Matt Perry <mpcomplete@google.com> 1491433924 -0400

Fix CNAME handling for DNS cache.

Also ensure we don't cache the same entry multiple times.

NET-45 #done

Change-Id: Ib830a38ec0ddfa1966e5598d03ae4807f6160b03