[vala] vala: Make MarkupReader a simple class *not* derived from GLib.Object

[Rico Tzschichholz <ricotz src gnome org>]

commit 636bb981a79794ebb66dcd6f03ced5d273752194
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Tue Mar 14 13:55:47 2017 +0100

    vala: Make MarkupReader a simple class *not* derived from GLib.Object
    
    MarkupReader contains 3 properties which emit a g_object_notify() on every
    set which is not wanted and generates useless overhead.

 vala/valamarkupreader.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/vala/valamarkupreader.vala b/vala/valamarkupreader.vala
index 556853d..2ecca0c 100644
--- a/vala/valamarkupreader.vala
+++ b/vala/valamarkupreader.vala
@@ -25,7 +25,7 @@ using GLib;
 /**
  * Simple reader for a subset of XML.
  */
-public class Vala.MarkupReader : Object {
+public class Vala.MarkupReader {
        public string filename { get; private set; }
 
        public string name { get; private set; }