Comment 2 for bug 952171

StacktraceTop:
 empathy_account_settings_get_icon_name (settings=0x0) at empathy-account-settings.c:769
 accounts_dialog_model_protocol_pixbuf_data_func (tree_column=0x9f64378, cell=0x9ee81d0, model=0x9e7e6e0, iter=0xa510590, dialog=0x9f43090) at empathy-accounts-dialog.c:1159
 apply_cell_attributes (renderer=0x9ee81d0, info=0x9f4ca98, data=0xbfa1486c) at /build/buildd/gtk+3.0-3.3.18/./gtk/gtkcellarea.c:1284
 g_hash_table_foreach (hash_table=0x9f77958, func=0x106ddb0 <apply_cell_attributes>, user_data=0xbfa1486c) at /build/buildd/glib2.0-2.31.20/./glib/ghash.c:1524
 gtk_cell_area_real_apply_attributes (area=0x9ef8470, tree_model=0x9e7e6e0, iter=0xa510590, is_expander=0, is_expanded=0) at /build/buildd/gtk+3.0-3.3.18/./gtk/gtkcellarea.c:1313