Merge "Don't log when there are no more messages" into main

    InputMessage msg;

    status_t result = mChannel->receiveMessage(&msg);

    if (result) {

        ALOGD_IF(debugTransportPublisher(), "channel '%s' publisher ~ %s: %s",

                 mChannel->getName().c_str(), __func__, strerror(result));

        if (debugTransportPublisher() && result != WOULD_BLOCK) {

            LOG(INFO) << "channel '" << mChannel->getName() << "' publisher ~ " << __func__ << ": "

                      << strerror(result);

        }

        return android::base::Error(result);

    }

    if (msg.header.type == InputMessage::Type::FINISHED) {