Don't key client auth on HttpNetworkSession.

chrome/browser/ssl/ssl_client_certificate_selector.h

 // Copyright (c) 2012 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 CHROME_BROWSER_SSL_SSL_CLIENT_CERTIFICATE_SELECTOR_H_
 #define CHROME_BROWSER_SSL_SSL_CLIENT_CERTIFICATE_SELECTOR_H_
 
 #include "base/callback_forward.h"
 
 namespace content {
 class WebContents;
 }
 
 namespace net {
-class HttpNetworkSession;
 class SSLCertRequestInfo;
 class X509Certificate;
 }
 
 namespace chrome {
 
 typedef base::Callback<void(net::X509Certificate*)> SelectCertificateCallback;
 
 // Opens a constrained SSL client certificate selection dialog under |parent|,
 // offering certificates from |cert_request_info|. When the user has made a
 // selection, the dialog will report back to |callback|. |callback| is notified
 // when the dialog closes in call cases; if the user cancels the dialog, we call
 // with a NULL certificate.
 void ShowSSLClientCertificateSelector(
     content::WebContents* contents,
-    const net::HttpNetworkSession* network_session,
     net::SSLCertRequestInfo* cert_request_info,
     const SelectCertificateCallback& callback);
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_SSL_SSL_CLIENT_CERTIFICATE_SELECTOR_H_