Comment 2 for bug 1044100

StacktraceTop:
 cc_background_xml_load_xml_internal (xml=0x7f66dc8ca640, filename=filename@entry=0x7f66dc5e11e0 "/usr/share/gnome-background-properties/quantal-wallpapers.xml", in_thread=in_thread@entry=0) at cc-background-xml.c:304
 gnome_wp_file_changed (data=<optimized out>, file=<optimized out>, monitor=<optimized out>, other_file=<optimized out>, event_type=<optimized out>) at cc-background-xml.c:338
 gnome_wp_file_changed (monitor=<optimized out>, file=<optimized out>, other_file=<optimized out>, event_type=<optimized out>, data=<optimized out>) at cc-background-xml.c:326
 ffi_call_unix64 () at ../src/x86/unix64.S:75
 ffi_call (cif=cif@entry=0x7fff4d5aca30, fn=fn@entry=0x7f66bb2d6670 <gnome_wp_file_changed>, rvalue=0x7fff4d5ac960, avalue=avalue@entry=0x7fff4d5ac8e0) at ../src/x86/ffi64.c:492