[glom/gtkmm4v4] gtkmm4: Adapt to changed on_size_allocate() signature.

[Murray Cumming <murrayc src gnome org>]

commit ea524e6de0c72b81adbb9c56be918c68aaa58a43
Author: Murray Cumming <murrayc murrayc com>
Date:   Wed Nov 1 16:10:14 2017 +0100

    gtkmm4: Adapt to changed on_size_allocate() signature.

 glom/utility_widgets/imageglom.cc |    4 ++--
 glom/utility_widgets/imageglom.h  |    2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/glom/utility_widgets/imageglom.cc b/glom/utility_widgets/imageglom.cc
index 2b84f2f..eba26b5 100644
--- a/glom/utility_widgets/imageglom.cc
+++ b/glom/utility_widgets/imageglom.cc
@@ -245,9 +245,9 @@ Gnome::Gda::Value ImageGlom::get_value() const
   return m_original_data;
 }
 
-void ImageGlom::on_size_allocate(Gtk::Allocation& allocation)
+void ImageGlom::on_size_allocate(const Gtk::Allocation& allocation, int baseline, Gtk::Allocation& out_clip)
 {
-  Gtk::EventBox::on_size_allocate(allocation);
+  Gtk::EventBox::on_size_allocate(allocation, baseline, out_clip);
 
   //Resize the GtkImage if necessary:
   if(m_pixbuf_original)
diff --git a/glom/utility_widgets/imageglom.h b/glom/utility_widgets/imageglom.h
index 4b29dfc..623f3fc 100644
--- a/glom/utility_widgets/imageglom.h
+++ b/glom/utility_widgets/imageglom.h
@@ -68,7 +68,7 @@ private:
   void clear_image_from_widgets();
   void clear_original_data();
 
-  void on_size_allocate(Gtk::Allocation& allocation) override;
+  void on_size_allocate(const Gtk::Allocation& allocation, int baseline, Gtk::Allocation& out_clip) override;
 
   bool on_button_press_event(Gdk::EventButton& event) override;