bug#25901: 25.2; fit-frame-to-buffer not functional in OS X

[Glenn Morris]

>>    ns-display-monitor-attributes-list("gray")
>>    display-monitor-attributes-list("gray")
>>    fit-frame-to-buffer()
>>    funcall-interactively(fit-frame-to-buffer)
>>
>> "gray" is the hostname of the machine.
[...]
> Too bad.  Does it work when you replace
>
>            (monitor-attributes (car (display-monitor-attributes-list
>                                      (frame-parameter frame 'display))))
>
> by
>
>            (monitor-attributes (car (display-monitor-attributes-list frame)))
>
> in 'fit-frame-to-buffer'?

So on OS X, (frame-parameter nil 'display) returns a non-nil value that
is not acceptable for use in places that need a display?
That seems like a recipe for trouble?