Made DTLS/SCTP equivalent to UDP/DTLS/SCTP when comparing session descs in tests.

Cr-Commit-Position: refs/heads/master@{#8478}
git-svn-id: http://webrtc.googlecode.com/svn/trunk@8478 4adac7df-926f-26a2-2b94-8c16560cd09d
1 file changed