@Nullable
    @Override
    public LocalChangeList findChangeList(@Nullable String name) {
      if (name == null) return null;
      ListData data = myWorker.getDataByName(name);
      if (data == null) return null;
      // Skip changes for performance reasons.
      // We're in the middle of filling lists with changes from VCS,
      // while each 'addChangeToList' call clears 'myReadOnlyChangesCache' cache.
      // Thus, a populating list with changes will re-build 'myReadOnlyChangesCache' for each invocation.
      return myWorker.toLightChangeList(data);
    }
@Nullable
    @Override
    public LocalChangeList findChangeList(@Nullable String name)