icudlt.dat should be in framework's resources after previous fix.

atom.gyp

@@ -334,7 +334,6 @@
           },
           'mac_bundle_resources': [
             '<@(bundle_sources)',
-            '<(libchromiumcontent_resources_dir)/icudtl.dat',
           ],
           'copies': [
             {
@@ -386,15 +385,6 @@
                 '<@(locale_dirs)',
               ],
             },
-              # Link the icudtl.dat file to the Helper app, which is needed
-              # by the V8 of Helper too.
-            {
-              'postbuild_name' : 'Link icudtl.dat to Helper App',
-              'action': [
-                'tools/mac/link_file_to_helper.sh',
-                'Resources/icudtl.dat',
-              ],
-            },
           ]
         }, {  # OS=="mac"
           'dependencies': [
@@ -694,6 +684,7 @@
           'mac_bundle_resources': [
             'atom/common/resources/mac/MainMenu.xib',
             '<(libchromiumcontent_resources_dir)/content_shell.pak',
+            '<(libchromiumcontent_resources_dir)/icudtl.dat',
           ],
           'xcode_settings': {
             'INFOPLIST_FILE': 'atom/common/resources/mac/Info.plist',

tools/mac/link_file_to_helper.sh

@@ -1,19 +0,0 @@
-#!/bin/bash
-
-# Copyright (c) 2014 GitHub, Inc. All rights reserved.
-# Use of this source code is governed by the MIT license that can be
-# found in the LICENSE file.
-
-# usage: link_file_to_helper.sh relative-path-to-Contents
-# This script links a file from the helper app to the main app.
-
-FILE_PATH=$1
-HELPER_CONTENTS_FOLDER_PATH="$BUILT_PRODUCTS_DIR/$CONTENTS_FOLDER_PATH/Frameworks/$PRODUCT_NAME Helper.app/Contents"
-
-PARENT="`dirname "$HELPER_CONTENTS_FOLDER_PATH/$FILE_PATH"`"
-if [[ ! -d "$PARENT" ]]; then
-  mkdir -p "$PARENT"
-fi
-
-cd "$HELPER_CONTENTS_FOLDER_PATH"
-ln -s "../../../../$FILE_PATH" "$FILE_PATH"