Merge "Cleanup light service."

    ALOGI("Retrieving default implementation of instance %s.",

          instance);

    android::sp<ILight> service = ILight::getService(instance, true);

    android::sp<ILight> service = ILight::getService(instance, true /* getStub */);

    if (service.get() == nullptr) {

        ALOGE("ILight::getService returned NULL, exiting");

        return -1;

        return EXIT_FAILURE;

    }

    LOG_FATAL_IF(service->isRemote(), "Implementation is REMOTE!");