private List<CommittedChangeList> setFilterBaseImpl(final List<? extends CommittedChangeList> changeLists, final boolean setFirst) {
    List<CommittedChangeList> list = new ArrayList<>(changeLists);
    if (myInSetBase) {
      return list;
    }
    myInSetBase = true;

    boolean callSetFilterBase = setFirst;
    for (final ChangeListFilteringStrategy delegate : myDelegates.values()) {
      if (callSetFilterBase) {
        delegate.setFilterBase(list);
      }
      callSetFilterBase = true;
      list = delegate.filterChangeLists(list);
    }
    myInSetBase = false;
    return list;
  }
private List<CommittedChangeList> setFilterBaseImpl(final List<? extends CommittedChangeList> changeLists, final boolean setFirst)