bug#16097: [PATCH] Treat windows on other spaces as not visible in Cocoa

[Po Lu]

Robert Pluim <rpluim@gmail.com> writes:

> We can try to retain the fix for 53276. Iʼd appreciate a hint :-)

Essentially, `updateVisibility' should be modified to declare a `struct
input_event', initialize that event, and use kbd_buffer_store_event
instead of the `emacs_event' global.

Thanks.