Make browser tests all run from a server instead of the local filesystem.

pkg/intl/test/intl_message_basic_example_test.dart

Index: pkg/intl/test/intl_message_basic_example_test.dart
diff --git a/pkg/intl/test/intl_message_basic_example_test.dart b/pkg/intl/test/intl_message_basic_example_test.dart
index e8263428414500f2b4862f96e8b7596e5cf3b6ae..00159646a1b7dffeb2b1decf5b58a3463047b526 100644
--- a/pkg/intl/test/intl_message_basic_example_test.dart
+++ b/pkg/intl/test/intl_message_basic_example_test.dart
@@ -7,11 +7,11 @@
  */
 library intl_message_test_2;
 
-import '../lib/date_symbol_data_local.dart';
-import '../lib/intl.dart';
-import '../lib/message_lookup_local.dart';
+import 'package:intl/date_symbol_data_local.dart';
+import 'package:intl/intl.dart';
+import 'package:intl//message_lookup_local.dart';
 import '../example/basic/basic_example.dart';
-import '../../../pkg/unittest/lib/unittest.dart';
+import 'package:unittest/unittest.dart';
 import 'dart:async';
 
 List list;
@@ -40,4 +40,4 @@ actuallyRunTheTests(_) {
     expect(list[2], "วิ่ง 0:00:00 on วันพฤหัสบดี 1 มกราคม 1970.");
     expect(list[3], "วิ่ง now on today.");
   });
-}
+}