From 5d33a12af43361e8951cbcb6a38db85573930189 Mon Sep 17 00:00:00 2001
From: gdi2290 <github@gdi2290.com>
Date: Fri, 8 Apr 2016 17:04:29 -0700
Subject: [PATCH] chore(gulpfile): turn off mangle for prod

Closes #7988
---
 gulpfile.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gulpfile.js b/gulpfile.js
index 0544c90cfe..9863586bab 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -1203,7 +1203,8 @@ gulp.task('!bundle.js.prod', ['build.js.prod'], function() {
 // minified production build
 gulp.task('!bundle.js.min', ['build.js.prod'], function() {
   var bundler = require('./tools/build/bundle');
-  var bundlerConfig = {sourceMaps: true, minify: true};
+  var bundlerConfig =
+      {sourceMaps: true, minify: true, mangle: false, uglify: {compress: {keep_fnames: true}}};
 
   return bundler.bundle(bundleConfig, NG2_BUNDLE_CONTENT, './dist/build/angular2.min.js',
                         bundlerConfig)