"... workaround for broken window managers which claim to support _NET_REQUEST_FRAME_EXTENTS, but don't respond to it"
If this is the case that it is an (upstream) compiz bug. If not than it is a wxwidgets bug, (which seem to be already fixed) and then this bug can be closed.
Quoting from: http:// trac.wxwidgets. org/ticket/ 13146
"... workaround for broken window managers which claim to support _NET_REQUEST_ FRAME_EXTENTS, but don't respond to it"
If this is the case that it is an (upstream) compiz bug. If not than it is a wxwidgets bug, (which seem to be already fixed) and then this bug can be closed.