Cancel client auth requests when not promptable.

net/url_request/url_request.cc

 // 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.
 
 #include "net/url_request/url_request.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
@@ skipping 140 matching lines @@
 }
 
 void URLRequest::Delegate::OnAuthRequired(URLRequest* request,
                                           AuthChallengeInfo* auth_info) {
   request->CancelAuth();
 }
 
 void URLRequest::Delegate::OnCertificateRequested(
     URLRequest* request,
     SSLCertRequestInfo* cert_request_info) {
-  request->Cancel();
+  request->CancelWithError(ERR_SSL_CLIENT_AUTH_CERT_NEEDED);
 }
 
 void URLRequest::Delegate::OnSSLCertificateError(URLRequest* request,
                                                  const SSLInfo& ssl_info,
                                                  bool is_hsts_ok) {
   request->Cancel();
 }
 
 void URLRequest::Delegate::OnBeforeNetworkStart(URLRequest* request,
                                                 bool* defer) {
@@ skipping 1062 matching lines @@
       new base::debug::StackTrace(NULL, 0);
   *stack_trace_copy = stack_trace;
   stack_trace_.reset(stack_trace_copy);
 }
 
 const base::debug::StackTrace* URLRequest::stack_trace() const {
   return stack_trace_.get();
 }
 
 }  // namespace net