Remove output array after joining.

No need to carry around this (potentially) large data structure after we
are done with it.

diff --git a/horde/js/hordetree.js b/horde/js/hordetree.js
index 141125a..54a641c 100644 (file)
--- a/horde/js/hordetree.js
+++ b/horde/js/hordetree.js
@@ -41,6 +41,8 @@ var Horde_Tree = Class.create({
         this.rootNodes.each(this.buildTree.bind(this));
 
         $(this.opts.target).update(this.output.join(''));
+        delete this.output;
+
         this._correctWidthForScrollbar();
 
         // If using alternating row shading, work out correct shade.