More less Minefield explodeyness.

common/modules/template.jsm

@@ -81,6 +81,23 @@ var Binding = Class("Binding", {
         return res;
     })
 });
+for (let [k, v] in Iterator(XPCOMShim([Ci.nsIDOMElement]))) {
+    let key = k;
+    let prop = { configurable: true, enumerable: false };
+
+    if (callable(v))
+        update(prop, {
+            value: function () this.node[key].apply(this.node, arguments),
+            writable: true
+        });
+    else
+        update(prop, {
+            get: function () this.node[k],
+            set: function (val) this.node[k] = val
+        });
+
+    Object.defineProperty(Binding.prototype, key, prop);
+}
 
 var Template = Module("Template", {
     add: function add(a, b) a + b,