bug#38031: 26.3; Trying to invoke the macOS File Open window causes Emacs to crash on macOS Catalina

[Michael Dixon]

> 
> That’s good.
> 
> I suppose it just leaves the question of whether we disable this for
> macOS 10.15, or if we just get rid of it altogether. My understanding
> is that all it does is allow the use of C-g to quit the file open and
> save dialogues. I don’t see much reason to keep it, but if anyone
> actually uses this let me know.
> -- 
> Alan Third

And sorry, just to complicate things, it looks like the patch fixed anything 
related to File > Open. But I just tried to use the menu to do a File > Save 
as… and that still resulted in a crash. File > Save worked fine though.