[gtk+] gdkframeclockidle: Don't expose sleep_source source funcs

[Jasper St. Pierre <jstpierre src gnome org>]

commit b777a16b062fd118366db795b072da8caa2208ca
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Fri Feb 15 19:42:32 2013 -0500

    gdkframeclockidle: Don't expose sleep_source source funcs

 gdk/gdkframeclockidle.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gdk/gdkframeclockidle.c b/gdk/gdkframeclockidle.c
index 5e751b3..752e72c 100644
--- a/gdk/gdkframeclockidle.c
+++ b/gdk/gdkframeclockidle.c
@@ -63,7 +63,7 @@ static gint64 sleep_serial;
 static gint64 sleep_source_prepare_time;
 static GSource *sleep_source;
 
-gboolean
+static gboolean
 sleep_source_prepare (GSource *source,
                       gint    *timeout)
 {
@@ -72,7 +72,7 @@ sleep_source_prepare (GSource *source,
   return FALSE;
 }
 
-gboolean
+static gboolean
 sleep_source_check (GSource *source)
 {
   if (g_source_get_time (source) != sleep_source_prepare_time)
@@ -81,7 +81,7 @@ sleep_source_check (GSource *source)
   return FALSE;
 }
 
-gboolean
+static gboolean
 sleep_source_dispatch (GSource     *source,
                        GSourceFunc  callback,
                        gpointer     user_data)