[Bug debuginfod/27982] added DEBUGINFOD_MAXSIZE and DEBUGINFOD_MAXTIME

[Frank Ch. Eigler]

Hi -

> [...]  An alternative of passing around the X-DEBUGINFOD-MAXSIZE
> header is doing it all at the client side if we supported HEAD. See
> PR27277. Did you consider that route? [...]

That would require -two- http round-trips (one HEAD, one actual GET).
This way, the requested limit goes out in the initial GET request.

- FChE