[gtk+/gtk-3-22] Image—Add some more missing (nullable) annotations

[Daniel Boles <dboles src gnome org>]

commit 6cdeac1c6a55f4a0796a56b19f729b16ddd31212
Author: Daniel Boles <dboles src gnome org>
Date:   Fri Feb 17 22:01:32 2017 +0000

    Image—Add some more missing (nullable) annotations

 gtk/gtkimage.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkimage.c b/gtk/gtkimage.c
index 66f5d52..5f02e97 100644
--- a/gtk/gtkimage.c
+++ b/gtk/gtkimage.c
@@ -795,7 +795,7 @@ gtk_image_new_from_animation (GdkPixbufAnimation *animation)
 
 /**
  * gtk_image_new_from_icon_name:
- * @icon_name: an icon name
+ * @icon_name: (nullable): an icon name or %NULL
  * @size: (type int): a stock icon size (#GtkIconSize)
  * 
  * Creates a #GtkImage displaying an icon from the current icon theme.
@@ -1210,7 +1210,7 @@ gtk_image_set_from_animation (GtkImage           *image,
 /**
  * gtk_image_set_from_icon_name:
  * @image: a #GtkImage
- * @icon_name: an icon name
+ * @icon_name: (nullable): an icon name or %NULL
  * @size: (type int): an icon size (#GtkIconSize)
  *
  * See gtk_image_new_from_icon_name() for details.