[rygel] examples: Remove deprecated function

[Jens Georg <jensgeorg src gnome org>]

commit 421768c004ef3ccfcac8773738e9d680647cd8a5
Author: Jens Georg <mail jensge org>
Date:   Fri Feb 14 00:35:07 2020 +0100

    examples: Remove deprecated function

 examples/renderer-plugins/C/example-player.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)
---
diff --git a/examples/renderer-plugins/C/example-player.c b/examples/renderer-plugins/C/example-player.c
index b4304577..99f2da2d 100644
--- a/examples/renderer-plugins/C/example-player.c
+++ b/examples/renderer-plugins/C/example-player.c
@@ -259,9 +259,7 @@ rygel_example_player_class_init (RygelExamplePlayerClass *klass) {
 
 static void
 rygel_example_player_init (RygelExamplePlayer *self) {
-  self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
-                                            RYGEL_EXAMPLE_TYPE_PLAYER,
-                                            RygelExamplePlayerPrivate);
+  self->priv = rygel_example_player_get_instance_private (self);
 
   self->priv->_playback_state = g_strdup ("NO_MEDIA_PRESENT");
   self->priv->_uri = NULL;