split ice_transport/ice_transport_factory

Change-Id: I9b06786da37773bb57c199dd7b7f94f1f58af27d
diff --git a/src/ice_transport.cpp b/src/ice_transport.cpp
index ff0b51f..1271649 100644
--- a/src/ice_transport.cpp
+++ b/src/ice_transport.cpp
@@ -19,6 +19,7 @@
  */
 
 #include "ice_transport.h"
+#include "ice_transport_factory.h"
 #include "ice_socket.h"
 #include "sip_utils.h"
 #include "string_utils.h"