[rhythmbox] xfade: handle bus messages with a pad as the message source

[Jonathan Matthew <jmatthew src gnome org>]

commit 656d481f8112fd41b7bb402203c2dadf9ff9246c
Author: Jonathan Matthew <jonathan d14n org>
Date:   Tue May 12 22:45:04 2009 +1000

    xfade: handle bus messages with a pad as the message source
    
    There aren't any messages like this that we need to process yet,
    so we just get the pad's parent and continue as normal.
---
 backends/gstreamer/rb-player-gst-xfade.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/backends/gstreamer/rb-player-gst-xfade.c b/backends/gstreamer/rb-player-gst-xfade.c
index bfea931..0ae4c2f 100644
--- a/backends/gstreamer/rb-player-gst-xfade.c
+++ b/backends/gstreamer/rb-player-gst-xfade.c
@@ -1572,6 +1572,9 @@ rb_player_gst_xfade_bus_cb (GstBus *bus, GstMessage *message, RBPlayerGstXFade *
 	g_static_rec_mutex_lock (&player->priv->stream_list_lock);
 
 	message_src = GST_MESSAGE_SRC (message);
+	if (GST_IS_PAD (message_src)) {
+		message_src = GST_OBJECT_PARENT (message_src);
+	}
 	stream = find_stream_by_element (player, GST_ELEMENT (message_src));
 	g_static_rec_mutex_unlock (&player->priv->stream_list_lock);