int BandwidthController::removeInterfaceAlert(const char *iface) {
    std::list<QuotaInfo>::iterator it;

    for (it = quotaIfaces.begin(); it != quotaIfaces.end(); it++) {
        if (it->ifaceName == iface)
            break;
    }

    if (it == quotaIfaces.end()) {
        ALOGE("No prior alert set for interface %s", iface);
        return -1;
    }

    return removeCostlyAlert(iface, &it->alert);
}
int BandwidthController::removeSharedAlert(void) {
    return removeCostlyAlert("shared", &sharedAlertBytes);
}