bug#24285: 25.1; Overlay doesn't work as expected when more than one frame exists

[Eli Zaretskii]

> From: James Nguyen <ja.nguyen@gmail.com>
> Date: Mon, 22 Aug 2016 09:29:11 -0700
> Cc: Eli Zaretskii <eliz@gnu.org>,
>  24285@debbugs.gnu.org
> 
> The expected behavior for me is that the minibuffer resizes regardless of how 
> many frames are up.
> 
> When the frame count is 1, the minibuffer resizes as expected but adding a 
> new frame causes the resizing to not show up (on either frame).
> 
> Closing one frame (going back to frame count of 1) lets me see the expected 
> resizing.

This rang a bell.  Please try the latest master, I think I fixed that.

Thanks.