Re: src/nsterm.m: fix window tabbing on macOS

[martin rudalics]

>> Why?  Have you `tab-bar-mode' turned on or have you set the
>> `tab-bar-lines' frame parameter?
>
> It's important to note that this is not related to `tab-bar-mode'. These tabs 
are part of the OS's native window manager chrome.

I see.  So what does really "grow" and not "shrink": The window manager
frame or the Emacs frame?  If it's the former, then the behavior should
be seen by displaying any other application's windows in the window
manager frame and the behavior is not Emacs specific.  Right?

martin