face: Transport::getMtu

refs #3253

Change-Id: Ia4c5cfe210a99b798ce7d05f74ebdd7cfab214f4
diff --git a/daemon/face/unicast-udp-transport.hpp b/daemon/face/unicast-udp-transport.hpp
index 2622e4b..0a9beed 100644
--- a/daemon/face/unicast-udp-transport.hpp
+++ b/daemon/face/unicast-udp-transport.hpp
@@ -23,8 +23,8 @@
  * NFD, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef NFD_DAEMON_FACE_UDP_TRANSPORT_HPP
-#define NFD_DAEMON_FACE_UDP_TRANSPORT_HPP
+#ifndef NFD_DAEMON_FACE_UNICAST_UDP_TRANSPORT_HPP
+#define NFD_DAEMON_FACE_UNICAST_UDP_TRANSPORT_HPP
 
 #include "datagram-transport.hpp"
 #include "core/scheduler.hpp"
@@ -35,7 +35,7 @@
 /**
  * \brief A Transport that communicates on a unicast UDP socket
  */
-class UnicastUdpTransport : public DatagramTransport<boost::asio::ip::udp>
+class UnicastUdpTransport : public DatagramTransport<boost::asio::ip::udp, Unicast>
 {
 public:
   UnicastUdpTransport(protocol::socket&& socket,
@@ -55,4 +55,4 @@
 } // namespace face
 } // namespace nfd
 
-#endif // NFD_DAEMON_FACE_UDP_TRANSPORT_HPP
+#endif // NFD_DAEMON_FACE_UNICAST_UDP_TRANSPORT_HPP