requestAutocomplete should not unlatinize administrative region names.

third_party/libaddressinput/chromium/cpp/src/rule.cc

 // Copyright (C) 2013 Google Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 // http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ skipping 358 matching lines @@
     case DEPENDENT_LOCALITY:
       return IDS_LIBADDRESSINPUT_I18N_INVALID_DEPENDENT_LOCALITY_LABEL;
     case POSTAL_CODE:
       return invalid_postal_code_message_id_;
     default:
       return IDS_LIBADDRESSINPUT_I18N_INVALID_ENTRY;
   }
 }
 
 bool Rule::CanonicalizeSubKey(const std::string& user_input,
+                              bool canonicalize_latin_name,
                               std::string* sub_key) const {
   if (sub_keys_.empty()) {
     *sub_key = user_input;
     return true;
   }
 
   return GetMatchingSubKey(user_input, sub_keys_, sub_key) ||
       GetMatchingSubKey(user_input, sub_names_, sub_key) ||
-      GetMatchingSubKey(user_input, sub_lnames_, sub_key);
+      GetMatchingSubKey(user_input, sub_lnames_,
+                        canonicalize_latin_name ? sub_key : NULL);
 }
 
 bool Rule::GetMatchingSubKey(const std::string& target,
                              const std::vector<std::string>& values,
                              std::string* sub_key) const {
   for (size_t i = 0; i < values.size(); ++i) {
     if (LooseStringCompare(values[i], target)) {
-      *sub_key = sub_keys_[i];
+      if (sub_key != NULL) {
+        *sub_key = sub_keys_[i];
+      }
       return true;
     }
   }
   return false;
 }
 
 }  // namespace addressinput
 }  // namespace i18n