#0  0xb6088720 in DependencyObject::RemovePropertyChangeListener (this=0x8420a80, listener=0x8420448, child_property=0x0) at dependencyobject.cpp:450
#1  0xb6088a67 in unregister_depobj_values (key=0x838e0c0, value=0x8420b80, user_data=0x8420448) at dependencyobject.cpp:469
#2  0xb7dc2576 in g_hash_table_foreach () from /opt/gnome/lib/libglib-2.0.so.0
#3  0xb6088659 in DependencyObject::RemoveAllListeners (this=0x8420448) at dependencyobject.cpp:477
#4  0xb6089e12 in ~DependencyObject (this=0x8420448) at dependencyobject.cpp:784
#5  0xb60ddc9d in ~Visual (this=0x8420448) at visual.h:22
#6  0xb60dd45d in ~UIElement (this=0x8420448) at uielement.cpp:76
#7  0xb6086707 in ~FrameworkElement (this=0x8420448) at frameworkelement.h:18
#8  0xb60d07b9 in ~Glyphs (this=0x8420448) at text.cpp:1505
#9  0xb606d672 in EventObject::unref (this=0x8420448) at dependencyobject.h:107
#10 0xb6089737 in base_unref (obj=0x8420448) at dependencyobject.cpp:361
#11 0xb60ea839 in unref_xaml_element (data=0x8420448, user_data=0x0) at xaml.cpp:164
#12 0xb7dcc711 in g_list_foreach () from /opt/gnome/lib/libglib-2.0.so.0
#13 0xb60eb304 in ~XamlParserInfo (this=0x8427d00) at xaml.cpp:207
#14 0xb60e9c26 in xaml_create_from_str (loader=0x8425b30,
    xaml=0x8440c78 "<!-- Copyright (c) Microsoft Corporation.   All rights reserved. -->\r\n<Canvas Width=\"816\" Height=\"1056\" xmlns=\"http://schemas.microsoft.com/xps/2005/06\">\r\n\t<Glyphs RenderTransform=\"0.0326529,0,0,0.032"..., create_namescope=true, element_type=0xbfa5c198) at xaml.cpp:1498
#15 0xb5d60a6b in ?? ()
#16 0x08425b30 in ?? ()
#17 0x08440c78 in ?? ()
#18 0x00000001 in ?? ()
#19 0xbfa5c198 in ?? ()
#20 0xbfa5c178 in ?? ()
#21 0xb5d5feb5 in ?? ()
#22 0x082528a8 in ?? ()
#23 0x00000001 in ?? ()
#24 0x000427a8 in ?? ()
#25 0x0002efa0 in ?? ()
#26 0x000a6000 in ?? ()
#27 0xbfa5c250 in ?? ()
#28 0x000a6000 in ?? ()
#29 0xbfa5c154 in ?? ()
#30 0xb5d60a2c in ?? ()
#31 0xbfa5c178 in ?? ()
#32 0xb5d5feb5 in ?? ()
#33 0x08425b30 in ?? ()
#34 0x000a6000 in ?? ()
#35 0x00000001 in ?? ()
#36 0xbfa5c198 in ?? ()
#37 0x08425b30 in ?? ()
#38 0x000a6000 in ?? ()
#39 0x000429d8 in ?? ()
#40 0xbfa5c1a4 in ?? ()
#41 0xb5d5fde5 in ?? ()
#42 0x000427a8 in ?? ()
#43 0x000a6000 in ?? ()
#44 0x00000001 in ?? ()
#45 0xbfa5c198 in ?? ()
#46 0x000429d8 in ?? ()
#47 0xbfa5c198 in ?? ()
#48 0x00000000 in ?? ()
(gdb) l
445     DependencyObject::RemovePropertyChangeListener (DependencyObject *listener, DependencyProperty *child_property)
446     {
447             for (GSList *l = listener_list; l; l = l->next) {
448                     Listener *listen = (Listener*)l->data;
449
450                     if (listen->dob == listener && (child_property == NULL || listen->prop == child_property)) {
451                             listener_list = g_slist_remove_link (listener_list, l);
452                             delete listen;
453                     }
454             }
(gdb) print listen
$1 = (._279 *) 0x0
(gdb)