fun Purchases.restorePurchasesWith(onError: ErrorFunction = onErrorStub, onSuccess: ReceivePurchaserInfoSuccessFunction): Unit
Restores purchases made with the current Play Store account for the current user.
If you initialized Purchases with an
appUserID any receipt tokens currently being used by
other users of your app will not be restored. If you used an anonymous id, i.e. you
initialized Purchases without an appUserID, any other anonymous users using the same
purchases will be merged.
onSuccess - Will be called after the call has completed.
onError - Will be called after the call has completed with an error.