[i18n] Make regression test work without i18n.

test/mjsunit/regress/regress-crbug-627935.js

Index: test/mjsunit/regress/regress-crbug-627935.js
diff --git a/test/mjsunit/regress/regress-crbug-627935.js b/test/mjsunit/regress/regress-crbug-627935.js
index e958be0e302a6c436ba2a430517e029018ea54a3..fdc4d2acdec1405ba5a980ad6620b892ca03737e 100644
--- a/test/mjsunit/regress/regress-crbug-627935.js
+++ b/test/mjsunit/regress/regress-crbug-627935.js
@@ -2,9 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-assertThrows("Intl.DateTimeFormat('en-US', {timeZone: 0})", RangeError);
-assertThrows("Intl.DateTimeFormat('en-US', {timeZone: true})", RangeError);
-assertThrows("Intl.DateTimeFormat('en-US', {timeZone: null})", RangeError);
+if (this.Intl) {
+  assertThrows("Intl.DateTimeFormat('en-US', {timeZone: 0})", RangeError);
+  assertThrows("Intl.DateTimeFormat('en-US', {timeZone: true})", RangeError);
+  assertThrows("Intl.DateTimeFormat('en-US', {timeZone: null})", RangeError);
 
-var object = { toString: function() { return "UTC" } };
-assertDoesNotThrow("Intl.DateTimeFormat('en-US', {timeZone: object})");
+  var object = { toString: function() { return "UTC" } };
+  assertDoesNotThrow("Intl.DateTimeFormat('en-US', {timeZone: object})");
+}