[net/http auth] Split HttpAuthHandler creation from initialization.

net/http/http_auth_handler_negotiate.h

 // Copyright (c) 2011 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_HTTP_HTTP_AUTH_HANDLER_NEGOTIATE_H_
 #define NET_HTTP_HTTP_AUTH_HANDLER_NEGOTIATE_H_
 
 #include <string>
 
 #include "build/build_config.h"
@@ skipping 58 matching lines @@
     void set_use_port(bool use_port) { use_port_ = use_port; }
 
     void set_host_resolver(HostResolver* host_resolver);
 
     // Sets the system library to use, thereby assuming ownership of
     // |auth_library|.
     void set_library(AuthLibrary* auth_provider) {
       auth_library_.reset(auth_provider);
     }
 
-    int CreateAuthHandler(const HttpAuthChallengeTokenizer& challenge,
-                          HttpAuth::Target target,
-                          const GURL& origin,
-                          CreateReason reason,
-                          int digest_nonce_count,
-                          const BoundNetLog& net_log,
-                          scoped_ptr<HttpAuthHandler>* handler) override;
+    // HttpAuthHandlerFactory
+    scoped_ptr<HttpAuthHandler> CreateAuthHandlerForScheme(
+        const std::string& scheme) override;
+    scoped_ptr<HttpAuthHandler> CreateAndInitPreemptiveAuthHandler(
+        HttpAuthCache::Entry* cache_entry,
+        const HttpAuthChallengeTokenizer& tokenizer,
+        HttpAuth::Target target,
+        const BoundNetLog& net_log) override;
 
    private:
     bool disable_cname_lookup_;
     bool use_port_;
     HostResolver* resolver_;
 #if defined(OS_WIN)
     ULONG max_token_length_;
 #endif
     bool is_unsupported_;
     scoped_ptr<AuthLibrary> auth_library_;
@@ skipping 68 matching lines @@
   std::string* auth_token_;
 
   State next_state_;
 
   const URLSecurityManager* url_security_manager_;
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_AUTH_HANDLER_NEGOTIATE_H_