[gtk+] Document gtk_icon_theme_add_resource_path

[Matthias Clasen <matthiasc src gnome org>]

commit 988b6b483dc9c21d050161d26652bb1006b9c686
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jun 20 00:46:09 2014 -0400

    Document gtk_icon_theme_add_resource_path

 docs/reference/gtk/gtk3-sections.txt |    1 +
 gtk/gtkicontheme.c                   |   16 ++++++++++++++++
 2 files changed, 17 insertions(+), 0 deletions(-)
---
diff --git a/docs/reference/gtk/gtk3-sections.txt b/docs/reference/gtk/gtk3-sections.txt
index 5896a79..5111caa 100644
--- a/docs/reference/gtk/gtk3-sections.txt
+++ b/docs/reference/gtk/gtk3-sections.txt
@@ -6695,6 +6695,7 @@ gtk_icon_theme_set_search_path
 gtk_icon_theme_get_search_path
 gtk_icon_theme_append_search_path
 gtk_icon_theme_prepend_search_path
+gtk_icon_theme_add_resource_path
 gtk_icon_theme_set_custom_theme
 gtk_icon_theme_has_icon
 gtk_icon_theme_lookup_icon
diff --git a/gtk/gtkicontheme.c b/gtk/gtkicontheme.c
index d0c1d08..c23b300 100644
--- a/gtk/gtkicontheme.c
+++ b/gtk/gtkicontheme.c
@@ -1000,6 +1000,22 @@ gtk_icon_theme_prepend_search_path (GtkIconTheme *icon_theme,
   do_theme_change (icon_theme);
 }
 
+/**
+ * gtk_icon_theme_add_resource_path:
+ * @icon_theme: a #GtkIconTheme
+ * @path: a resource path
+ *
+ * Adds a resource path that will be looked at when looking
+ * for icon theme contents, similar to search paths. The resources
+ * should be located in a subdirectory starting with the theme name,
+ * like this:
+ * ` path/hicolor/16x16/actions/run.png`.
+ *
+ * This function should be used to make application-specific icons
+ * available as part of the icon theme.
+ *
+ * Since: 3.14
+ */
 void
 gtk_icon_theme_add_resource_path (GtkIconTheme *icon_theme,
                                   const gchar  *path)