[gupnp-dlna] xml: Uncomment the "level" field in common audio restriction

[Jens Georg <jensgeorg src gnome org>]

commit 100e8bf955b6a9d6ad3532555310ee8afbbdaf33
Author: Krzesimir Nowak <krnowak openismus com>
Date:   Thu Nov 15 15:38:10 2012 +0100

    xml: Uncomment the "level" field in common audio restriction
    
    First, we provide a "unsupported" values for those backends which does
    not know how to extract this attribute and second - GStreamer already
    knows how to extract it.

 data/common.xml |    7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)
---
diff --git a/data/common.xml b/data/common.xml
index af0bb71..26589ef 100644
--- a/data/common.xml
+++ b/data/common.xml
@@ -42,11 +42,10 @@
       <field name="profile" type="string">
         <value>lc</value>
       </field>
-      <!-- TODO: not exported in Gst yet
-      <field name="level" type="int">
-        <range min="1" max="2" />
+      <field name="level" type="string">
+        <value>1</value>
+        <value>2</value>
       </field>
-      -->
       <field name="channels" type="int">
         <range min="1" max="2" />
       </field>