Move PortAllocator creation out of LibjingleTransportFactory.

remoting/protocol/transport_config.h

Index: remoting/protocol/transport_config.h
diff --git a/remoting/protocol/transport_config.h b/remoting/protocol/transport_config.h
index 8b1089ab729e5bf6dac13ce930c7a6206aa76c87..d996bd552543777904e6f03bc38fff3df9a1c39a 100644
--- a/remoting/protocol/transport_config.h
+++ b/remoting/protocol/transport_config.h
@@ -14,29 +14,9 @@ struct TransportConfig {
   TransportConfig();
   ~TransportConfig();
 
-  enum NatTraversalMode {
-    // Don't use STUN or relay servers. Accept incoming P2P connection
-    // attempts, but don't initiate any. This ensures that the peer is
-    // on the same network. Note that connection will always fail if
-    // both ends use this mode.
-    NAT_TRAVERSAL_DISABLED,
-
-    // Don't use STUN or relay servers but make outgoing connections.
-    NAT_TRAVERSAL_OUTGOING,
-
-    // Active NAT traversal using STUN and relay servers.
-    NAT_TRAVERSAL_ENABLED,
-  };
-
-  NatTraversalMode nat_traversal_mode;
   std::string stun_server;
   std::string relay_server;
   std::string relay_token;
-
-  // |min_port| and |max_port| specify range (inclusive) of ports used by
-  // P2P sessions. Any port can be used when both values are set to 0.
-  int min_port;
-  int max_port;
 };
 
 }  // namespace protocol