TSocket IPv6 support for C++

Summary: From Paul Saab at Powerset

Reviewed By: mcslee

Test Plan: test/cpp/TestClient


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665155 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/cpp/src/transport/TSocket.h b/lib/cpp/src/transport/TSocket.h
index 515172d..9d8f082 100644
--- a/lib/cpp/src/transport/TSocket.h
+++ b/lib/cpp/src/transport/TSocket.h
@@ -144,6 +144,9 @@
    */
   TSocket(int socket);
 
+  /** connect, called by open */
+  void openConnection(struct addrinfo *res);
+
   /** Host to connect to */
   std::string host_;