-MovePicker::MovePicker(const Position& p, Move ttm, const HistoryStats& h,
- const CounterMovesHistoryStats& cmh, Value th)
- : pos(p), history(h), counterMovesHistory(cmh), threshold(th) {
+MovePicker::MovePicker(const Position& p, Move ttm, const HistoryStats& h, Value th)
+ : pos(p), history(h), counterMovesHistory(nullptr), threshold(th) {