[empathy] print a warning if pulsesrc is missing

[Guillaume Desmottes <gdesmott src gnome org>]

commit 6d81ab8897e71e4476a45864c20ec7584732d3d2
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Wed Oct 3 16:38:49 2012 +0200

    print a warning if pulsesrc is missing

 src/empathy-audio-src.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/src/empathy-audio-src.c b/src/empathy-audio-src.c
index 6e0ddae..c9dc1d4 100644
--- a/src/empathy-audio-src.c
+++ b/src/empathy-audio-src.c
@@ -252,7 +252,10 @@ create_src (void)
   /* Use pulsesrc as default */
   src = gst_element_factory_make ("pulsesrc", NULL);
   if (src == NULL)
-    return NULL;
+    {
+      g_warning ("Missing 'pulsesrc' element");
+      return NULL;
+    }
 
   empathy_audio_set_stream_properties (src, TRUE);