From 220c1ac2d19de952918495cb4ca98375d970dc26 Mon Sep 17 00:00:00 2001
From: Toby Zerner <toby.zerner@gmail.com>
Date: Tue, 5 May 2015 17:04:42 +0930
Subject: [PATCH] Change extend function so that a value doesn't have to be
 returned

override should be used instead to override the return value.
---
 js/lib/extension-utils.js | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/js/lib/extension-utils.js b/js/lib/extension-utils.js
index 373d35d71..862d80bc3 100644
--- a/js/lib/extension-utils.js
+++ b/js/lib/extension-utils.js
@@ -1,16 +1,17 @@
 export function extend(object, func, extension) {
-  var oldFunc = object[func];
+  var original = object[func];
   object[func] = function() {
     var args = [].slice.apply(arguments);
-    var value = oldFunc.apply(this, args);
-    return extension.apply(this, [value].concat(args));
+    var value = original.apply(this, args);
+    extension.apply(this, [value].concat(args));
+    return value;
   }
 };
 
 export function override(object, func, override) {
-  var parent = object[func];
+  var original = object[func];
   object[func] = function() {
     var args = [].slice.apply(arguments);
-    return override.apply(this, [parent.bind(this)].concat(args));
+    return override.apply(this, [original.bind(this)].concat(args));
   }
-}
+};