base::Bind: Convert most of net/http.

net/http/http_auth_handler_digest.cc

 // 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.
 
 #include "net/http/http_auth_handler_digest.h"
 
 #include <string>
 
 #include "base/i18n/icu_string_conversions.h"
 #include "base/logging.h"
@@ skipping 119 matching lines @@
   return (original_realm_ != original_realm) ?
       HttpAuth::AUTHORIZATION_RESULT_DIFFERENT_REALM :
       HttpAuth::AUTHORIZATION_RESULT_REJECT;
 }
 
 bool HttpAuthHandlerDigest::Init(HttpAuth::ChallengeTokenizer* challenge) {
   return ParseChallenge(challenge);
 }
 
 int HttpAuthHandlerDigest::GenerateAuthTokenImpl(
-    const AuthCredentials* credentials,
-    const HttpRequestInfo* request,
-    OldCompletionCallback* callback,
-    std::string* auth_token) {
+    const AuthCredentials* credentials, const HttpRequestInfo* request,
+    const CompletionCallback& callback, std::string* auth_token) {
   // Generate a random client nonce.
   std::string cnonce = nonce_generator_->GenerateNonce();
 
   // Extract the request method and path -- the meaning of 'path' is overloaded
   // in certain cases, to be a hostname.
   std::string method;
   std::string path;
   GetRequestMethodAndPath(request, &method, &path);
 
   *auth_token = AssembleCredentials(method, path, *credentials,
@@ skipping 219 matching lines @@
     // TODO(eroman): Supposedly IIS server requires quotes surrounding qop.
     authorization += ", qop=" + QopToString(qop_);
     authorization += ", nc=" + nc;
     authorization += ", cnonce=" + HttpUtil::Quote(cnonce);
   }
 
   return authorization;
 }
 
 }  // namespace net