am 1ee9d9a8: Merge "Fingerprint: Add HAL close() code" into mnc-dev

}

int32_t FingerprintDaemonProxy::closeHal() {

    return -ENOSYS; // TODO

    ALOG(LOG_VERBOSE, LOG_TAG, "nativeCloseHal()\n");

    if (mDevice == NULL) {

        ALOGE("No valid device");

        return -ENOSYS;

    }

    int err;

    if (0 != (err = mDevice->common.close(reinterpret_cast<hw_device_t*>(mDevice)))) {

        ALOGE("Can't close fingerprint module, error: %d", err);

        return err;

    }

    mDevice = NULL;

    return 0;

}

void FingerprintDaemonProxy::binderDied(const wp<IBinder>& who) {

    ALOGD("binder died");

    int err;

    if (0 != (err = closeHal())) {

        ALOGE("Can't close fingerprint device, error: %d", err);

    }

    if (IInterface::asBinder(mCallback) == who) {

        mCallback = NULL;

    }