[gtk+] image: Add private _get_definition

[Matthias Clasen <matthiasc src gnome org>]

commit 00d720d8a47ee480cc3234955c9f559e42b2cbab
Author: Timm Bäder <mail baedert org>
Date:   Fri Jun 16 11:19:44 2017 +0200

    image: Add private _get_definition

 gtk/gtkimage.c        |    6 ++++++
 gtk/gtkimageprivate.h |    3 +++
 2 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkimage.c b/gtk/gtkimage.c
index 355359e..d835106 100644
--- a/gtk/gtkimage.c
+++ b/gtk/gtkimage.c
@@ -1479,6 +1479,12 @@ gtk_image_set_from_definition (GtkImage           *image,
   g_object_thaw_notify (G_OBJECT (image));
 }
 
+GtkImageDefinition *
+gtk_image_get_definition (GtkImage *image)
+{
+  return gtk_icon_helper_get_definition (image->priv->icon_helper);
+}
+
 /**
  * gtk_image_clear:
  * @image: a #GtkImage
diff --git a/gtk/gtkimageprivate.h b/gtk/gtkimageprivate.h
index 210d1f3..0424fcd 100644
--- a/gtk/gtkimageprivate.h
+++ b/gtk/gtkimageprivate.h
@@ -36,6 +36,9 @@ void            gtk_image_set_from_definition           (GtkImage
                                                          GtkImageDefinition     *def,
                                                          GtkIconSize             size);
 
+
+GtkImageDefinition * gtk_image_get_definition           (GtkImage *image);
+
 G_END_DECLS
 
 #endif /* __GTK_IMAGE_H__ */