setOfferWallNotAvailable method
Implementation
void setOfferWallNotAvailable(OfferWallNotAvailable offerWallNotAvailable) => _offerWallNotAvailable = offerWallNotAvailable;
void setOfferWallNotAvailable(OfferWallNotAvailable offerWallNotAvailable) => _offerWallNotAvailable = offerWallNotAvailable;