WITH_TIME_PRORATION constant
int
const WITH_TIME_PRORATION
Replacement takes effect immediately, and the remaining time will be prorated and credited to the user. This is the current default behavior. https://developer.android.com/reference/com/android/billingclient/api/BillingFlowParams.SubscriptionUpdateParams.ReplacementMode#WITH_TIME_PRORATION()
Implementation
static const int WITH_TIME_PRORATION = 1;