Revert "Add new InternetAddress class with a static lookup function (including IPv6 results)"

runtime/bin/dbg_connection.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "bin/dbg_connection.h"
 #include "bin/dbg_message.h"
 #include "bin/dartutils.h"
 #include "bin/log.h"
 #include "bin/socket.h"
 #include "bin/thread.h"
@@ skipping 276 matching lines @@
 
   // Initialize the socket implementation.
   if (!Socket::Initialize()) {
     FATAL("Failed initializing socket implementation.");
   }
 
   // Now setup a listener socket and start a thread which will
   // listen, accept connections from debuggers, read and handle/dispatch
   // debugger commands received on these connections.
   ASSERT(listener_fd_ == -1);
-
-  OSError *os_error;
-  SocketAddresses* addresses = Socket::LookupAddress(address, -1, &os_error);
-  listener_fd_ = ServerSocket::CreateBindListen(
-      addresses->GetAt(0)->addr(), port_number, 1);
+  listener_fd_ = ServerSocket::CreateBindListen(address, port_number, 1);
   DebuggerConnectionImpl::StartHandler(port_number);
 }
 
 
 void DebuggerConnectionHandler::WaitForConnection() {
   MonitorLocker ml(&handler_lock_);
   while (!IsConnected()) {
     dart::Monitor::WaitResult res = ml.Wait();
     ASSERT(res == dart::Monitor::kNotified);
   }
@@ skipping 127 matching lines @@
   ASSERT(singleton_handler != NULL);
   return singleton_handler;
 }
 
 
 bool DebuggerConnectionHandler::IsConnected() {
   // TODO(asiva): Support multiple debugger connections.
   // Return true if a connection has been established.
   return singleton_handler != NULL;
 }