Make sure mml classes are modified not the instances themselves.

Author: dpvc

unpacked/jax/output/CommonHTML/jax.js

@@ -1759,7 +1759,7 @@
       //  Autoload files based on node type or file name
       //
       CHTMLautoload: function () {
-        this.toCommonHTML = MML.mbase.CHTMLautoloadFail;
+        this.constructor.Augment({toCommonHTML: MML.mbase.CHTMLautoloadFail});
 	var file = CHTML.autoloadDir+"/"+this.type+".js";
 	HUB.RestartAfter(AJAX.Require(file));
       },

unpacked/jax/output/HTML-CSS/jax.js

@@ -2193,7 +2193,7 @@
 
     },{
       HTMLautoload: function () {
-        this.toHTML = MML.mbase.HTMLautoloadFail;
+        this.constructor.Augment({toHTML: MML.mbase.HTMLautoloadFail});
 	var file = HTMLCSS.autoloadDir+"/"+this.type+".js";
 	HUB.RestartAfter(AJAX.Require(file));
       },

unpacked/jax/output/SVG/jax.js

@@ -1453,7 +1453,7 @@
 	return svg;
       },
       SVGautoload: function () {
-        this.toSVG = MML.mbase.SVGautoloadFail;
+        this.constructor.Augment({toSVG: MML.mbase.SVGautoloadFail});
 	var file = SVG.autoloadDir+"/"+this.type+".js";
 	HUB.RestartAfter(AJAX.Require(file));
       },