[goocanvas] Use gtk_widget_size_allocate().

[Murray Cumming <murrayc src gnome org>]

commit 3f04f49049dd7c3b5bff72fe3a7b4152ffd6fb4e
Author: Murray Cumming <murrayc murrayc com>
Date:   Wed Nov 1 21:14:43 2017 +0100

    Use gtk_widget_size_allocate().
    
    Instead of gtk_widget_set_allocation().
    As suggested here:
    https://developer.gnome.org/gtk4/stable/GtkWidget.html#gtk-widget-size-allocate

 src/goocanvas.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/goocanvas.c b/src/goocanvas.c
index e1b8fe9..84478ca 100644
--- a/src/goocanvas.c
+++ b/src/goocanvas.c
@@ -2004,7 +2004,7 @@ goo_canvas_size_allocate (GtkWidget     *widget,
 
   canvas = GOO_CANVAS (widget);
 
-  gtk_widget_set_allocation (widget, allocation);
+  gtk_widget_size_allocate (widget, allocation, baseline, out_clip);
 
   if (gtk_widget_get_realized (widget))
     {