[gtk+] Fix missing documentation for GdkPixbufSimpleAnim.

[Tim Horton <hortont src gnome org>]

commit ad2f04119f8b74fa8e1fa4fb5a82afe7bcc20925
Author: Matt Arsenault <arsenm2 rpi edu>
Date:   Sat Nov 14 10:08:32 2009 -0500

    Fix missing documentation for GdkPixbufSimpleAnim.
    
    It wasn't clear it was a GObject.

 docs/reference/gdk-pixbuf/gdk-pixbuf.types |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/docs/reference/gdk-pixbuf/gdk-pixbuf.types b/docs/reference/gdk-pixbuf/gdk-pixbuf.types
index bf3fd99..6169c7b 100644
--- a/docs/reference/gdk-pixbuf/gdk-pixbuf.types
+++ b/docs/reference/gdk-pixbuf/gdk-pixbuf.types
@@ -4,3 +4,5 @@ gdk_pixbuf_get_type
 gdk_pixbuf_loader_get_type
 gdk_pixbuf_animation_get_type
 gdk_pixbuf_animation_iter_get_type
+gdk_pixbuf_simple_anim_get_type
+