fix regression in setDefaultValues

lib/ace/config_test.js

@@ -118,11 +118,18 @@ module.exports = {
         o.setOption("initialValue", 7);
         assert.equal(o.getOption("opt2"), 7);
         
+        config.setDefaultValues("test_object", {
+            opt1: 1,
+            forwarded: 2
+        });
+        config.resetOptions(o);
+        assert.equal(o.getOption("opt1"), 1);
+        assert.equal(o.getOption("forwarded"), 2);
     }
 };
 
 });
 
 if (typeof module !== "undefined" && module === require.main) {
-    require("asyncjs").test.testcase(module.exports).exec()
+    require("asyncjs").test.testcase(module.exports).exec();
 }

lib/ace/lib/app_config.js

@@ -31,7 +31,6 @@
 define(function(require, exports, module) {
 "no use strict";
 
-var lang = require("./lang");
 var oop = require("./oop");
 var EventEmitter = require("./event_emitter").EventEmitter;
 
@@ -91,7 +90,7 @@ function reportError(msg, data) {
     if (typeof console == "object" && console.error)
         console.error(e);
     setTimeout(function() { throw e; });
-};
+}
 
 var AppConfig = function() {
     this.$defaultOptions = {};
@@ -145,7 +144,7 @@ var AppConfig = function() {
     this.setDefaultValues = function(path, optionHash) {
         Object.keys(optionHash).forEach(function(key) {
             this.setDefaultValue(path, key, optionHash[key]);
-        });
+        }, this);
     };
     
     this.warn = warn;