bug#34855: 27.0.50; url-retrieve-synchronously Bad request Error every 2nd call

[Eli Zaretskii]

> CC: <34855@debbugs.gnu.org>
> From: Thomas Hisch <thomas.hisch@ims.co.at>
> Date: Thu, 14 Mar 2019 17:48:24 +0100
> 
> The commit that broke it is
> 
> 84613dae5c34ea742dd9a3e56f5acb55f604b483
> 
> Reverting it locally fixed the issue for me.

Thanks.  Andreas, could you please take a look at this?

> Do you still want me to shrink the recipe?

No, since you've identified the change which broke this, I see no
need.  But maybe Andreas will have some questions for you.