[net/http auth] Cleanup. Method names, and constness.

net/http/http_auth_gssapi_posix.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/http/http_auth_gssapi_posix.h"
 
 #include <limits>
 #include <string>
 
 #include "base/base64.h"
@@ skipping 669 matching lines @@
 
 bool HttpAuthGSSAPI::AllowsExplicitCredentials() const {
   return false;
 }
 
 void HttpAuthGSSAPI::Delegate() {
   can_delegate_ = true;
 }
 
 HttpAuth::AuthorizationResult HttpAuthGSSAPI::ParseChallenge(
-    HttpAuthChallengeTokenizer* tok) {
+    const HttpAuthChallengeTokenizer& tok) {
   if (scoped_sec_context_.get() == GSS_C_NO_CONTEXT) {
-    return net::ParseFirstRoundChallenge(scheme_, tok);
+    return ParseFirstRoundChallenge(scheme_, tok);
   }
   std::string encoded_auth_token;
-  return net::ParseLaterRoundChallenge(scheme_, tok, &encoded_auth_token,
-                                       &decoded_server_auth_token_);
+  return ParseLaterRoundChallenge(scheme_, tok, &encoded_auth_token,
+                                  &decoded_server_auth_token_);
 }
 
 int HttpAuthGSSAPI::GenerateAuthToken(const AuthCredentials* credentials,
                                       const std::string& spn,
                                       std::string* auth_token,
                                       const CompletionCallback& /*callback*/) {
   DCHECK(auth_token);
 
   gss_buffer_desc input_token = GSS_C_EMPTY_BUFFER;
   input_token.length = decoded_server_auth_token_.length();
@@ skipping 156 matching lines @@
   if (rv != OK) {
     LOG(ERROR) << "Problem initializing context. \n"
                << DisplayExtendedStatus(library_, major_status, minor_status)
                << '\n'
                << DescribeContext(library_, scoped_sec_context_.get());
   }
   return rv;
 }
 
 }  // namespace net