Refactor client cert private key handling.

net/url_request/url_request_job.h

Index: net/url_request/url_request_job.h
diff --git a/net/url_request/url_request_job.h b/net/url_request/url_request_job.h
index 2341999ae5493b1e205343963b41d8cbc68549de..52eb4f8f8ffb2817b47cd51df0c5b8dc4db792ba 100644
--- a/net/url_request/url_request_job.h
+++ b/net/url_request/url_request_job.h
@@ -180,8 +180,9 @@ class NET_EXPORT URLRequestJob : public base::PowerObserver {
   // Display the error page without asking for credentials again.
   virtual void CancelAuth();
 
-  virtual void ContinueWithCertificate(X509Certificate* client_cert,
-                                       SSLPrivateKey* client_private_key);
+  virtual void ContinueWithCertificate(
+      scoped_refptr<X509Certificate> client_cert,
+      scoped_refptr<SSLPrivateKey> client_private_key);
 
   // Continue processing the request ignoring the last error.
   virtual void ContinueDespiteLastError();