bug#38354: 27.0.50; Implement display action display-buffer-in-tab

[Juri Linkov]

>>> OK.  But what if another action adds something to such a tab and we
>>> then quit the window.  Or is such a scenario impossible?
>>
>> Does a similar situation happen in case of window quitting?
>> Then the same logic could be reused for tab quitting.
>> When another buffer is displayed in the same window,
>> then quit-window doesn't delete the window with another buffer?
>
> Correct.  'quit-restore-window' is quite sensitive wrt such changes
> and refrains from doing more drastic things (like deleting a window or
> frame) when the user has switched buffers in between.

Now this is closed, and the remaining problems reported in bug#59862.