e.g. followings are predefined role by default
"role": "MediaPlayer|Radio|Phone|Navigation|HVAC|Settings|Dashboard|POI|Mixer"
+ In order to pass port number and token which are given from
+ AGL application framework binder to XDG application,
+ you can use special string '@port@' and '@token@'.
+
+ For 'params', you can use special string '@port@' and '@token@"
+ to pass them to target XDG application
+ which are from AGL application framework binder.
+
+ e.g. params = [ --port=@port@ --secret=@token@ ]
+
3. Prepare config.xml for widget
<content> should be follow.