[net/http auth] Make HttpAuthHandler challenge handling asynchronous.

net/http/http_auth_handler_factory.cc

 // Copyright (c) 2010 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/http/http_auth_handler_factory.h"
 
 #include "base/stl_util.h"
 #include "base/strings/string_util.h"
 #include "net/base/net_errors.h"
 #include "net/http/http_auth_challenge_tokenizer.h"
@@ skipping 149 matching lines @@
   const auto it = factory_map_.find(scheme);
   if (it == factory_map_.end())
     return scoped_ptr<HttpAuthHandler>();
   DCHECK(it->second);
   return it->second->CreateAuthHandlerForScheme(scheme);
 }
 
 scoped_ptr<HttpAuthHandler>
 HttpAuthHandlerRegistryFactory::CreateAndInitPreemptiveAuthHandler(
     HttpAuthCache::Entry* cache_entry,
-    const HttpAuthChallengeTokenizer& tokenizer,
     HttpAuth::Target target,
     const BoundNetLog& net_log) {
   std::string scheme_name = cache_entry->scheme();
   const auto it = factory_map_.find(scheme_name);
   if (it == factory_map_.end())
     return scoped_ptr<HttpAuthHandler>();
   DCHECK(it->second);
-  return it->second->CreateAndInitPreemptiveAuthHandler(cache_entry, tokenizer,
-                                                        target, net_log);
+  return it->second->CreateAndInitPreemptiveAuthHandler(cache_entry, target,
+                                                        net_log);
 }
 
 }  // namespace net