Now supported by browsers without Intl

Author: aahan96

docs/src/app/components/pages/components/DatePicker/ExampleToggle.js

@@ -1,8 +1,17 @@
 import React from 'react';
 import DatePicker from 'material-ui/DatePicker';
 import Toggle from 'material-ui/Toggle';
+import areIntlLocalesSupported from 'intl-locales-supported';
 
-const DateTimeFormat = global.Intl.DateTimeFormat;
+let DateTimeFormat;
+
+if (areIntlLocalesSupported(['en-US'])) {
+  DateTimeFormat = global.Intl.DateTimeFormat;
+} else {
+  const IntlPolyfill = require('intl');
+  DateTimeFormat = IntlPolyfill.DateTimeFormat;
+  require('intl/locale-data/jsonp/en-US');
+}
 
 const optionsStyle = {
   maxWidth: 255,