File vala-bnc873225-add-gio-api.patch of Package vala

diff -ur vala-0.22.1.orig/vapi/gio-2.0.vapi vala-0.22.1/vapi/gio-2.0.vapi
--- vala-0.22.1.orig/vapi/gio-2.0.vapi	2013-11-13 06:38:16.000000000 -0600
+++ vala-0.22.1/vapi/gio-2.0.vapi	2014-05-29 11:13:58.545226460 -0500
@@ -1688,6 +1688,7 @@
 		public void @get (string key, string format, ...);
 		public bool get_boolean (string key);
 		public GLib.Settings get_child (string name);
+		public GLib.Variant get_default_value (string key);
 		public double get_double (string key);
 		public int get_enum (string key);
 		public uint get_flags (string key);