Net: Convert username and password to string16.

net/http/http_transaction_unittest.h

Index: net/http/http_transaction_unittest.h
===================================================================
--- net/http/http_transaction_unittest.h	(revision 53997)
+++ net/http/http_transaction_unittest.h	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -14,6 +14,7 @@
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/message_loop.h"
+#include "base/string16.h"
 #include "base/string_util.h"
 #include "net/base/io_buffer.h"
 #include "net/base/net_errors.h"
@@ -260,8 +261,8 @@
     return net::ERR_FAILED;
   }
 
-  virtual int RestartWithAuth(const std::wstring& username,
-                              const std::wstring& password,
+  virtual int RestartWithAuth(const string16& username,
+                              const string16& password,
                               net::CompletionCallback* callback) {
     return net::ERR_FAILED;
   }