[Xcb] [BUG] iceweasel (debian's firefox) hungs on shutdown in libxcb1

[Josh Triplett]

On Mon, Jul 20, 2009 at 01:10:01PM -0700, Barton C Massey wrote:
> Note that, to the extent that calling into a closed
> interface probably should never hang or crash, it seems to
> me to be to some extent our bug too.  However, it will be
> much easier for us to work on if the Qt bug (?) is fixed
> first.

Yeah, we probably want to do the cairo thing here, and have XCB calls on
a closed interface fail gracefully.

- Josh Triplett