[w3c/browser-payment-api] Should the user agent generate the `id` when it's empty? (#483)

@rvm4 Should the user agent generate the `id` when it's empty? The spec has a non-normative note to generate the `id` when it's absent, but that's different from an empty or null string.

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/w3c/browser-payment-api/issues/483