PR25369 rfc slice 2: debuginfod get_url

[Frank Ch. Eigler]

Hi -

> Looks good. Thanks for updating and pushing. But please do sent the
> final patch also to the list when the code changed. So people can track
> which version eventually gets in.

Sorry .... I just hate to spam people with more email, when the information
strikes me as such small value beyond the contents of the git repo.  Are
there folks who read only the mailing list but don't git update?

- FChE