[gnome-games] retro-runner: Adapt to changes in retro-gtk

[Adrien Plazas <aplazas src gnome org>]

commit 04000c5444c70c5f42fad4017f37dd53bc6191a4
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Sun Nov 19 15:47:29 2017 +0100

    retro-runner: Adapt to changes in retro-gtk
    
    Retro.CoreView.pixbuf isn't a property anymore, accessors must be used
    instead.

 src/retro/retro-runner.vala |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/retro/retro-runner.vala b/src/retro/retro-runner.vala
index 48c1508..cbdca3b 100644
--- a/src/retro/retro-runner.vala
+++ b/src/retro/retro-runner.vala
@@ -499,7 +499,7 @@ public class Games.RetroRunner : Object, Runner {
                if (!core.get_can_access_state ())
                        return;
 
-               var pixbuf = view.pixbuf;
+               var pixbuf = view.get_pixbuf ();
                if (pixbuf == null)
                        return;
 
@@ -538,7 +538,7 @@ public class Games.RetroRunner : Object, Runner {
                        return;
 
                var pixbuf = new Gdk.Pixbuf.from_file (screenshot_path);
-               view.pixbuf = pixbuf;
+               view.set_pixbuf (pixbuf);
        }
 
        private bool on_shutdown () {