GetDefaultNigoriKey 1526 sync/internal_api/sync_encryption_handler_impl.cc   serialized_nigori = cryptographer.GetDefaultNigoriKey();
GetDefaultNigoriKey  254 sync/util/cryptographer.cc   std::string unencrypted_token = GetDefaultNigoriKey();
GetDefaultNigoriKey  181 sync/util/cryptographer.h   std::string GetDefaultNigoriKey() const;