[glib: 1/2] gutils: Mention NBSP in g_format_size() documentation

[Matthias Clasen <matthiasc src gnome org>]

commit f1729119b4c575e4502846b87979b6fc7ce011ca
Author: Philip Withnall <withnall endlessm com>
Date:   Thu Jan 10 11:25:36 2019 +0000

    gutils: Mention NBSP in g_format_size() documentation
    
    This is a follow-up to
    https://gitlab.gnome.org/GNOME/glib/merge_requests/548.
    
    Signed-off-by: Philip Withnall <withnall endlessm com>
    
    Closes #1625

 glib/gutils.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
---
diff --git a/glib/gutils.c b/glib/gutils.c
index 09c1523a7..f1b203709 100644
--- a/glib/gutils.c
+++ b/glib/gutils.c
@@ -2305,7 +2305,9 @@ g_nullify_pointer (gpointer *nullify_location)
  * Formats a size (for example the size of a file) into a human readable
  * string.  Sizes are rounded to the nearest size prefix (kB, MB, GB)
  * and are displayed rounded to the nearest tenth. E.g. the file size
- * 3292528 bytes will be converted into the string "3.2 MB".
+ * 3292528 bytes will be converted into the string "3.2 MB". The returned string
+ * is UTF-8, and may use a non-breaking space to separate the number and units,
+ * to ensure they aren’t separated when line wrapped.
  *
  * The prefix units base is 1000 (i.e. 1 kB is 1000 bytes).
  *