[glib] gfileutils: Mark the return value from g_path_skip_root() as nullable

[Philip Withnall <pwithnall src gnome org>]

commit b9c94b344eacba14ad7b9a29e8a4b161c5d3e10e
Author: Philip Withnall <philip withnall collabora co uk>
Date:   Fri Jun 20 21:20:36 2014 +0100

    gfileutils: Mark the return value from g_path_skip_root() as nullable
    
    It returns NULL for non-absolute paths.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=719966

 glib/gfileutils.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/glib/gfileutils.c b/glib/gfileutils.c
index 0db07c5..31a84cf 100644
--- a/glib/gfileutils.c
+++ b/glib/gfileutils.c
@@ -2117,7 +2117,7 @@ g_path_is_absolute (const gchar *file_name)
  * i.e. after the "/" in UNIX or "C:\" under Windows. If @file_name
  * is not an absolute path it returns %NULL.
  *
- * Returns: a pointer into @file_name after the root component
+ * Returns: (nullable): a pointer into @file_name after the root component
  */
 const gchar *
 g_path_skip_root (const gchar *file_name)