ChangeAccessoryType.swift

class SURMasterTableViewCell: UITableViewCell {

    override func awakeFromNib() {
        super.awakeFromNib()
        updateAccessoryType()
    }

    override func traitCollectionDidChange(_ previousTraitCollection: UITraitCollection?) {
        super.traitCollectionDidChange(previousTraitCollection)
        updateAccessoryType()
    }

    private func updateAccessoryType() {
        self.accessoryType = traitCollection.horizontalSizeClass == .compact ? .disclosureIndicator : .none
    }
}