[gtkmm] Gdk::Pixbuf: Implement Gio::LoadableIcon

[Kjell Ahlstedt <kjellahl src gnome org>]

commit 8d0660ed3f25c151e451f4bf44f0f4e1c1afed1f
Author: Kjell Ahlstedt <kjellahlstedt gmail com>
Date:   Wed Jul 26 13:18:31 2017 +0200

    Gdk::Pixbuf: Implement Gio::LoadableIcon
    
    GdkPixbuf implements GLoadableIcon.

 gdk/src/pixbuf.hg |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/gdk/src/pixbuf.hg b/gdk/src/pixbuf.hg
index 2f0a296..8afbaa7 100644
--- a/gdk/src/pixbuf.hg
+++ b/gdk/src/pixbuf.hg
@@ -25,6 +25,7 @@ _CONFIGINCLUDE(gdkmmconfig.h)
 #include <gdkmm/types.h>
 #include <giomm/inputstream.h>
 #include <giomm/icon.h>
+#include <giomm/loadableicon.h>
 #include <cairomm/surface.h>
 #include <glibmm/error.h>
 
@@ -49,10 +50,12 @@ _WRAP_GERROR(PixbufError,GdkPixbufError,GDK_PIXBUF_ERROR)
 
 class Pixbuf
   : public Glib::Object,
-    public Gio::Icon
+    public Gio::Icon,
+    public Gio::LoadableIcon
 {
   _CLASS_GOBJECT(Pixbuf, GdkPixbuf, GDK_PIXBUF, Glib::Object, GObject)
   _IMPLEMENTS_INTERFACE(Gio::Icon)
+  _IMPLEMENTS_INTERFACE(Gio::LoadableIcon)
   _IGNORE(gdk_pixbuf_ref, gdk_pixbuf_unref,  gdk_pixbuf_non_anim_new)
 
 protected: