Refactor client cert private key handling.

net/url_request/url_request.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 NET_URL_REQUEST_URL_REQUEST_H_
 #define NET_URL_REQUEST_URL_REQUEST_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 593 matching lines @@
   // One of the following two methods should be called in response to an
   // OnAuthRequired() callback (and only then).
   // SetAuth will reissue the request with the given credentials.
   // CancelAuth will give up and display the error page.
   void SetAuth(const AuthCredentials& credentials);
   void CancelAuth();
 
   // This method can be called after the user selects a client certificate to
   // instruct this URLRequest to continue with the request with the
   // certificate.  Pass NULL if the user doesn't have a client certificate.
-  void ContinueWithCertificate(X509Certificate* client_cert,
-                               SSLPrivateKey* client_private_key);
+  void ContinueWithCertificate(scoped_refptr<X509Certificate> client_cert,
+                               scoped_refptr<SSLPrivateKey> client_private_key);
 
   // This method can be called after some error notifications to instruct this
   // URLRequest to ignore the current error and continue with the request.  To
   // cancel the request instead, call Cancel().
   void ContinueDespiteLastError();
 
   // Used to specify the context (cookie store, cache) for this request.
   const URLRequestContext* context() const;
 
   const NetLogWithSource& net_log() const { return net_log_; }
@@ skipping 246 matching lines @@
   const NetworkTrafficAnnotationTag traffic_annotation_;
 
   THREAD_CHECKER(thread_checker_);
 
   DISALLOW_COPY_AND_ASSIGN(URLRequest);
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_H_