Comment 8 for bug 75543

Debug backtrace:

 #0 paste_received_cb (clipboard=0x8587248, selection_data=0xbf8063f4,
     data=0x82089d8) at ../../gtk/gtkimhtml.c:1092
  text = 0x0
  imhtml = (GtkIMHtml *) 0x82089d8
 #1 0xb7d8f00b in selection_received (widget=0x85b8c60,
     selection_data=0xbf8063f4, time=2158134343) at gtkclipboard.c:854
  request_info = (RequestContentsInfo *) 0x83c1658
 #2 0xb7c61f9d in _gtk_marshal_VOID__BOXED_UINT (closure=0x85b4008,
     return_value=0x0, n_param_values=3, param_values=0xbf80619c,
     invocation_hint=0xbf8060ac, marshal_data=0xb7d8efb0)
     at gtkmarshalers.c:1457
  data1 = (gpointer) 0x85b8c60
  data2 = <value optimized out>
  __PRETTY_FUNCTION__ = "_gtk_marshal_VOID__BOXED_UINT"
 #3 0xb7a076ab in IA__g_closure_invoke (closure=0x85b4008, return_value=0x0,
     n_param_values=3, param_values=0xbf80619c, invocation_hint=0xbf8060ac)
     at gclosure.c:490
  marshal = (GClosureMarshal) 0xb7c61f40 <_gtk_marshal_VOID__BOXED_UINT>
  marshal_data = (gpointer) 0x0
  __PRETTY_FUNCTION__ = "IA__g_closure_invoke"
...