Comment 2 for bug 1253140

StacktraceTop:
 pollfd_to_fd_set (errorfds=0x7f4e6954f3c8, writefds=0x7f4e20009ea0, readfds=0x7f4e6954f3c2, set=0x7ffff9b077d8) at gstpoll.c:356
 gst_poll_wait (set=0x7ffff9b077d8, timeout=8589934776) at gstpoll.c:1298
 g_markup_collect_attributes (element_name=0x7f4e78c0cc75 "\001", attribute_names=<optimized out>, attribute_values=0x0, error=0x5, first_type=G_MARKUP_COLLECT_INVALID, first_attr=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmarkup.c:2861
 append_extension_pages (window=0x7f4e633984a0 <totem_properties_get_pages+112>, window@entry=0x1dc9c10) at nautilus-properties-window.c:4628
 create_properties_window (startup_data=0x1b9db40) at nautilus-properties-window.c:4956