Rename *PollRequest methods to distinguish client/proxy

client/lib/rendezvous.go

@@ -125,7 +125,7 @@ func (bc *BrokerChannel) Negotiate(offer *webrtc.SessionDescription) (
 		Offer: offerSDP,
 		NAT:   bc.natType,
 	}
-	encReq, err := req.EncodePollRequest()
+	encReq, err := req.EncodeClientPollRequest()
 	bc.lock.Unlock()
 	if err != nil {
 		return nil, err

client/lib/rendezvous_test.go

@@ -45,7 +45,7 @@ func makeEncPollReq(offer string) []byte {
 	encPollReq, err := (&messages.ClientPollRequest{
 		Offer: offer,
 		NAT:   nat.NATUnknown,
-	}).EncodePollRequest()
+	}).EncodeClientPollRequest()
 	if err != nil {
 		panic(err)
 	}