bug#21473: 24.5; very slow tooltip display to sort-of-slow remote display

[Ken Raeburn]

>> Ah, sorry.  Yes, it seems to work okay, as far as I can tell, and cuts out 
>> 11 round trips.  With a remote display I’m able to move the mouse into the 
>> tooltip window for a few seconds before it goes away, and (at least on my 
>> display) it’s showing a basic black arrow pointer.
> 
> Is that black arrow mouse pointer different from what you see if the
> call to x_set_mouse_color is retained?

No, it appears to be the same.

Ken