bug#8184: 23.1.90; `menu-bar-non-minibuffer-window-p' error in calls to `kill-this-buffer'

[martin rudalics]

> Debugger entered--Lisp error: (wrong-type-argument frame-live-p #<dead frame 
*Help* 0x100d1e930>)
>   frame-selected-window(#<dead frame *Help* 0x100d1e930>)
>   menu-bar-non-minibuffer-window-p()
>   kill-this-buffer()
>   call-interactively(kill-this-buffer nil nil)

Emacs now in this case doesn't do anything when the associated frame is
not live or visible.  Bug closed.

martin