The atg.commerce.pricing.GWPDiscountCalculator is located at /atg/commerce/pricing/. The calculator is responsible for discounting existing targeted items in the cart, and creating and updating
calculators/GWPDiscountCalculatorGWPInfo objects for the current pricing operation.
To use this calculator, set the calculatorTypeCalculators property of the ItemPricingEngine to gwp.
For additional information on this calculator, refer to the ATG Platform API Reference.
