Revert "Revert "Upgrade to 5.0.71.48"" DO NOT MERGE

This reverts commit f2e3994fa5148cc3d9946666f0b0596290192b0e,
and updates the x64 makefile properly so it doesn't break that
build.

FPIIM-449

Change-Id: Ib83e35bfbae6af627451c926a9650ec57c045605
(cherry picked from commit 109988c7ccb6f3fd1a58574fa3dfb88beaef6632)
diff --git a/build/chrome_settings.gypi b/build/chrome_settings.gypi
new file mode 100644
index 0000000..646b209
--- /dev/null
+++ b/build/chrome_settings.gypi
@@ -0,0 +1,32 @@
+# Copyright 2013 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# This file contains settings for ../chrome/chrome.gyp that other gyp files
+# also use.
+{
+  'variables': {
+    # TODO: remove this helper when we have loops in GYP
+    'apply_locales_cmd': ['python', '<(DEPTH)/build/apply_locales.py'],
+    'grit_defines': ['-D', 'version=<(version_full)'],
+    'includes': ['util/version.gypi'],
+
+    'conditions': [
+      ['OS=="mac"', {
+        'conditions': [
+          ['branding=="Chrome"', {
+            'mac_bundle_id': 'com.google.Chrome',
+            'mac_creator': 'rimZ',
+            # The policy .grd file also needs the bundle id.
+            'grit_defines': ['-D', 'mac_bundle_id=com.google.Chrome'],
+          }, {  # else: branding!="Chrome"
+            'mac_bundle_id': 'org.chromium.Chromium',
+            'mac_creator': 'Cr24',
+            # The policy .grd file also needs the bundle id.
+            'grit_defines': ['-D', 'mac_bundle_id=org.chromium.Chromium'],
+          }],  # branding
+        ],  # conditions
+      }],  # OS=="mac"
+    ],  # conditions
+  },  # variables
+}