[empathy] Get the env variable in create_{src,sink} directly

[Guillaume Desmottes <gdesmott src gnome org>]

commit 0294f04c51a60c155e20a4e5210a8ddd69358ba9
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Mon Aug 15 14:59:41 2011 +0200

    Get the env variable in create_{src,sink} directly

 src/empathy-audio-sink.c |    7 +++++--
 src/empathy-audio-src.c  |    7 +++++--
 2 files changed, 10 insertions(+), 4 deletions(-)
---
diff --git a/src/empathy-audio-sink.c b/src/empathy-audio-sink.c
index c9d7203..5969ea5 100644
--- a/src/empathy-audio-sink.c
+++ b/src/empathy-audio-sink.c
@@ -190,9 +190,12 @@ empathy_audio_sink_get_volume (EmpathyGstAudioSink *sink)
 }
 
 static GstElement *
-create_sink (const gchar *description)
+create_sink (void)
 {
   GstElement *sink;
+  const gchar *description;
+
+  description = g_getenv ("EMPATHY_AUDIO_SINK");
 
   if (description != NULL)
     {
@@ -254,7 +257,7 @@ empathy_audio_sink_request_new_pad (GstElement *element,
 
   gst_bin_add (GST_BIN (bin), volume);
 
-  self->priv->sink = create_sink (g_getenv ("EMPATHY_AUDIO_SINK"));
+  self->priv->sink = create_sink ();
   if (self->priv->sink == NULL)
     goto error;
 
diff --git a/src/empathy-audio-src.c b/src/empathy-audio-src.c
index 5da4248..8f7a059 100644
--- a/src/empathy-audio-src.c
+++ b/src/empathy-audio-src.c
@@ -379,9 +379,12 @@ empathy_audio_src_source_output_index_notify (GObject *object,
 }
 
 static GstElement *
-create_src (const gchar *description)
+create_src (void)
 {
   GstElement *src;
+  const gchar *description;
+
+  description = g_getenv ("EMPATHY_AUDIO_SRC");
 
   if (description != NULL)
     {
@@ -416,7 +419,7 @@ empathy_audio_src_init (EmpathyGstAudioSrc *obj)
   priv->peak_level = -G_MAXDOUBLE;
   priv->lock = g_mutex_new ();
 
-  priv->src = create_src (g_getenv ("EMPATHY_AUDIO_SRC"));
+  priv->src = create_src ();
   if (priv->src == NULL)
     return;