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

net/socket_stream/socket_stream_job.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_JOB_H_
 #define NET_SOCKET_STREAM_SOCKET_STREAM_JOB_H_
 #pragma once
 
 #include <string>
 
@@ skipping 45 matching lines @@
   void set_context(URLRequestContext* context) {
     socket_->set_context(context);
   }
 
   virtual void Connect();
 
   virtual bool SendData(const char* data, int len);
 
   virtual void Close();
 
-  virtual void RestartWithAuth(const string16& username,
-                               const string16& password);
+  virtual void RestartWithAuth(const AuthCredentials& credentials);
 
   virtual void DetachDelegate();
 
  protected:
   friend class WebSocketJobTest;
   friend class base::RefCountedThreadSafe<SocketStreamJob>;
   virtual ~SocketStreamJob();
 
   scoped_refptr<SocketStream> socket_;
 
   DISALLOW_COPY_AND_ASSIGN(SocketStreamJob);
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_STREAM_SOCKET_STREAM_JOB_H_