bug#20628: 25.0.50; Incorrect line height for some fonts

[Eli Zaretskii]

> Date: Fri, 22 May 2015 16:25:05 -0400
> From: Clément Pit--Claudel
>  <clement.pitclaudel@live.com>
> CC: ohwoeowho@gmail.com, 20628@debbugs.gnu.org
> 
> > Couldn't those package developers recommend fontset settings, of even
> > include ready-to-use .emacs snippets as part of the package?
> 
> Indeed. In fact, that's what I already do with company-coq ( 
> https://github.com/cpitclaudel/company-coq/#troubleshooting ). However, 
> people are still reporting this as a bug.
> 
> I am not sure what I can do as a package developer to make it work "out of 
> the box". An option to override the line height would be helpful, since I 
> could do it at the package level; advanced users could then tweak things 
> further (eg. by installing better fonts), but basic users would still benefit 
> from decent defaults.

How about setting the list of fonts to be ignored (assuming Emacs
acquires such a capability) -- would that be useful for packages?