Remove obsolete lock
@@ -325,7 +325,6 @@ public final class IOSNFCCard extends AbstractNFCCard {
public NFCSessionContext currentContext = null;
private final Object notifyErrorLock = new Object();
private volatile boolean hasNotifiedError = false;
- private final Object timeoutLock = new Object();
@Override
public void didInvalidate(NFCTagReaderSession session, NSError err) {
