Implement SSL client authentication for Windows....

net/base/ssl_client_socket_win.h

Index: net/base/ssl_client_socket_win.h
===================================================================
--- net/base/ssl_client_socket_win.h	(revision 18321)
+++ net/base/ssl_client_socket_win.h	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2006-2009 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.
 
@@ -36,6 +36,7 @@
 
   // SSLClientSocket methods:
   virtual void GetSSLInfo(SSLInfo* ssl_info);
+  virtual void GetSSLCertRequestInfo(SSLCertRequestInfo* cert_request_info);
 
   // ClientSocket methods:
   virtual int Connect(CompletionCallback* callback);
@@ -147,9 +148,6 @@
   // to be interpreted as EOF.
   bool ignore_ok_result_;
 
-  // True if the user has no client certificate.
-  bool no_client_cert_;
-
   // Renegotiation is in progress.
   bool renegotiating_;
 };