They're referring to free access when google is the referral source, but paid otherwise. This has never been disallowed. Furthermore, Google wants everything t

They're referring to free access when google is the referral source, but paid otherwise. This has never been disallowed. Furthermore, Google wants everything to be accurately indexed so giving Google access so they can index it wouldn't be frowned upon. This is usually done by putting the title and first paragraph online but hiding the rest of the article.