bug#27399: 26.0.50; Tooltips displayed on images in shr do not line wrap

[Eli Zaretskii]

> From: asjo@koldfront.dk (Adam Sjøgren)
> Date: Fri, 16 Jun 2017 18:05:27 +0200
> 
> 
> When displaying tooltips (the content of an HTML title attribute, for
> instance) with long texts, the text is not line wrapped.
> 
> Here is a screenshot from an xkcd comic, showing the problem:
> 
>  · 
> https://koldfront.dk/misc/gnu-emacs//gnus_shr_long_titles_wasnt_this_fixed.png
> 
> Tooltip texts should be line wrapped, because otherwise you can't read
> the entire text. It used to be, as far as I remember, so this is
> probably a regression.

Are you sure you saw lines wrapping in tooltips?  AFAIR, text shown in
a tooltip should be preformatted to not require wrapping.