[goocanvasmm] Really fix the build.

[Murray Cumming <murrayc src gnome org>]

commit 985b12c09b6063f44d2e6549eabacf9fa8430c1e
Author: Murray Cumming <murrayc murrayc com>
Date:   Sun Apr 16 15:53:53 2017 +0200

    Really fix the build.

 goocanvas/src/tablemodel.ccg |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/goocanvas/src/tablemodel.ccg b/goocanvas/src/tablemodel.ccg
index 43e614e..1eb4d2b 100644
--- a/goocanvas/src/tablemodel.ccg
+++ b/goocanvas/src/tablemodel.ccg
@@ -53,7 +53,7 @@ void TableModel::attach(const Glib::RefPtr<ItemModel>& item, guint left_attach,
 
 void TableModel::set_align(const Glib::RefPtr<ItemModel>& child, Gtk::Align xalign, Gtk::Align yalign)
 {
-  goo_canvas_item_set_child_properties(GOO_CANVAS_ITEM(gobj()), child->gobj(),
+  goo_canvas_item_model_set_child_properties(GOO_CANVAS_ITEM_MODEL(gobj()), child->gobj(),
       "xalign", _gtkmm_align_float_from_enum(xalign),
       "yalign", _gtkmm_align_float_from_enum(yalign),
       static_cast<void*>(0));