chore(gulpfile): turn off mangle for prod

PatrickJS · PatrickJS · commit 5d33a12af433 · 2016-04-11T20:50:14.000Z
Closes angular#7988
diff --git 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)
