Merge "Add rport argument for a reinvite request."

                    mHeaderFactory.createContentTypeHeader(

                            "application", "sdp"));

            // Adding rport argument in the request could fix some SIP servers

            // in resolving the initiator's NAT port mapping for relaying the

            // response message from the other end.

            ViaHeader viaHeader = (ViaHeader) request.getHeader(ViaHeader.NAME);

            if (viaHeader != null) viaHeader.setRPort();

            ClientTransaction clientTransaction =

                    mSipProvider.getNewClientTransaction(request);

            if (DEBUG) Log.d(TAG, "send RE-INVITE: " + request);