import com.sonyericsson.extras.liveware.aef.notification.Notification;
import com.sonyericsson.extras.liveware.aef.registration.Registration;
import com.sonyericsson.extras.liveware.extension.util.ExtensionService;
import com.sonyericsson.extras.liveware.extension.util.notification.NotificationUtil;
import com.sonyericsson.extras.liveware.extension.util.registration.DeviceInfoHelper;
import com.sonyericsson.extras.liveware.extension.util.registration.RegistrationInformation;
Please update gradle to resolve these