bug#41531: 27.0.91; Better handle asynchronous eldoc backends

[Dmitry Gutov]

On 08.07.2020 02:46, João Távora wrote:
> You're confused, but by all means code away, you don't need my
> permission for that. Good luck!

So I spend a few hours coding, and you wave the result away just as 
promptly as you did with the code review? Or with my previous patch?

I asked what you actually need here in terms of functionality to go on 
with your work on Eglot. No response came to that either.