A listener interface for In-App Purchase triggered by ads. The ad can trigger an In-App Purchase
InAppPurchase containing product id(SKU). The application then decides how to
conduct the purchase.
Public Method Summary
public abstract void onInAppPurchaseRequested (InAppPurchase inAppPurchase)
Called when the user clicks an In-App purchase ad.
The publisher is responsible for starting an In-App purchase flow, and calling
recordPlayBillingResolution(int) when the In-App purchase flow is
completed to report the resolution.