face: Remove unnecessary use of DNS resolver in (Udp|Tcp|WebSocket)Factory

Change-Id: Idbc743fe4c7d567a09acccef98fe6de26f8295f0
Refs: #2422
diff --git a/daemon/face/tcp-factory.hpp b/daemon/face/tcp-factory.hpp
index e50bf66..c577854 100644
--- a/daemon/face/tcp-factory.hpp
+++ b/daemon/face/tcp-factory.hpp
@@ -67,17 +67,15 @@
   createChannel(const tcp::Endpoint& localEndpoint);
 
   /**
-   * \brief Create TCP-based channel using specified host and port number
+   * \brief Create TCP-based channel using specified IP address and port number
    *
-   * This method will attempt to resolve the provided host and port numbers
-   * and will throw TcpFactory::Error when channel cannot be created.
-   *
-   * Note that this call will **BLOCK** until resolution is done or failed.
+   * This method is just a helper that converts a string representation of localIp and port to
+   * tcp::Endpoint and calls the other createChannel overload.
    *
    * \throws TcpFactory::Error or std::runtime_error
    */
   shared_ptr<TcpChannel>
-  createChannel(const std::string& localHost, const std::string& localPort);
+  createChannel(const std::string& localIp, const std::string& localPort);
 
   // from Factory