[rygel-gst-0-10-fullscreen-renderer] Fix crash when client calls get_size

[Jens Georg <jensgeorg src gnome org>]

commit 5ed2469b4ec19d845bd3662ca69f9aed71a87f70
Author: Jens Georg <mail jensge org>
Date:   Thu Apr 9 20:05:49 2015 +0200

    Fix crash when client calls get_size
    
    Signed-off-by: Jens Georg <mail jensge org>

 src/rygel-playbin-player.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/rygel-playbin-player.c b/src/rygel-playbin-player.c
index 85c4f44..be92624 100644
--- a/src/rygel-playbin-player.c
+++ b/src/rygel-playbin-player.c
@@ -1056,6 +1056,7 @@ static void rygel_playbin_player_rygel_media_player_interface_init (RygelMediaPl
   iface->get_duration = rygel_playbin_player_real_get_duration;
   iface->get_position = rygel_playbin_player_real_get_position;
   iface->get_byte_position = rygel_playbin_player_real_get_byte_position;
+  iface->get_size = rygel_playbin_player_real_get_size;
 }