Remove most occurences of PrefRegistrySyncable::UNSYNCABLE_PREF

chrome/browser/signin/local_auth.cc

 // Copyright 2013 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 "chrome/browser/signin/local_auth.h"
 
 #include "base/base64.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/metrics/histogram.h"
@@ skipping 157 matching lines @@
 
 }  // namespace
 
 std::string LocalAuth::TruncateStringByBits(const std::string& str,
                                             const size_t len_bits) {
   return ::TruncateStringByBits(str, len_bits);
 }
 
 void LocalAuth::RegisterLocalAuthPrefs(
     user_prefs::PrefRegistrySyncable* registry) {
-  registry->RegisterStringPref(
-      prefs::kGoogleServicesPasswordHash,
-      std::string(),
-      user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
+  registry->RegisterStringPref(prefs::kGoogleServicesPasswordHash,
+                               std::string());
 }
 
 void LocalAuth::SetLocalAuthCredentialsWithEncoding(size_t info_index,
                                                     const std::string& password,
                                                     char encoding_version) {
   const HashEncoding& encoding = encodings[(encoding_version - '0') - 1];
 
   // Salt should be random data, as long as the hash length, and different with
   // every save.
   std::string salt_str;
@@ skipping 78 matching lines @@
   if (passwords_match && (hash_encoding->version - '0') != NUM_HASH_ENCODINGS)
     SetLocalAuthCredentials(info_index, password);
   return passwords_match;
 }
 
 bool LocalAuth::ValidateLocalAuthCredentials(const Profile* profile,
                                              const std::string& password) {
   return ValidateLocalAuthCredentials(GetProfileInfoIndexOfProfile(profile),
                                       password);
 }