Use AuthCredentials throughout the network stack instead of username/password.

net/socket_stream/socket_stream.h

 // Copyright (c) 2011 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.
 
 #ifndef NET_SOCKET_STREAM_SOCKET_STREAM_H_
 #define NET_SOCKET_STREAM_SOCKET_STREAM_H_
 #pragma once
 
 #include <deque>
 #include <map>
 #include <string>
 
 #include "base/memory/linked_ptr.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/string16.h"
 #include "base/task.h"
 #include "net/base/address_list.h"
 #include "net/base/completion_callback.h"
 #include "net/base/io_buffer.h"
 #include "net/base/net_export.h"
 #include "net/base/net_log.h"
 #include "net/base/net_errors.h"
 #include "net/base/ssl_config_service.h"
 #include "net/http/http_auth.h"
 #include "net/http/http_auth_cache.h"
@@ skipping 117 matching lines @@
   // Returns false if size of buffered data would exceeds
   // |max_pending_send_allowed_| and |data| is not sent at all.
   virtual bool SendData(const char* data, int len);
 
   // Requests to close the connection.
   // Once the connection is closed, calls delegate's OnClose.
   virtual void Close();
 
   // Restarts with authentication info.
   // Should be used for response of OnAuthRequired.
-  virtual void RestartWithAuth(
-      const string16& username,
-      const string16& password);
+  virtual void RestartWithAuth(const AuthCredentials& credentials);
 
   // Detach delegate.  Call before delegate is deleted.
   // Once delegate is detached, close the socket stream and never call delegate
   // back.
   virtual void DetachDelegate();
 
   const ProxyServer& proxy_server() const;
 
   // Sets an alternative HostResolver. For testing purposes only.
   void SetHostResolver(HostResolver* host_resolver);
@@ skipping 195 matching lines @@
   bool server_closed_;
 
   scoped_ptr<SocketStreamMetrics> metrics_;
 
   DISALLOW_COPY_AND_ASSIGN(SocketStream);
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_STREAM_SOCKET_STREAM_H_