Comment 2 for bug 937815

StacktraceTop:
 max_window_name_width (win=0x0) at /build/buildd/compiz-0.9.7.0~bzr2995/gtk/window-decorator/decorator.c:418
 update_window_decoration_size (win=0x0) at /build/buildd/compiz-0.9.7.0~bzr2995/gtk/window-decorator/decorator.c:595
 active_window_changed (screen=<optimized out>) at /build/buildd/compiz-0.9.7.0~bzr2995/gtk/window-decorator/wnck.c:710
 closure_invoke_notifiers (notify_type=2, closure=0x1ab4fd0) at /build/buildd/glib2.0-2.31.18/./gobject/gclosure.c:282
 g_closure_invoke (closure=0x1ab4fd0, return_value=0x0, n_param_values=2, param_values=0x1c06950, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.31.18/./gobject/gclosure.c:773