message: update realm-js
diff: @@ -45,6 +45,7 @@ class GlobalNotifier : public std::enable_shared_from_this<GlobalNotifier> {
  public:
  class Callback;
  + using ChangesetTransformer = sync::SyncHistory::ChangesetCooker;
  static std::shared_ptr<GlobalNotifier> shared_notifier(std::unique_ptr<Callback> callback, std::string local_root_dir,
  std::string server_base_url, std::shared_ptr<SyncUser> user,
  std::shared_ptr<ChangesetTransformer> transformer = nullptr);
  