Add in-process http server to the dart test scripts.

pkg/intl/test/date_time_format_http_request_test.dart

Index: pkg/intl/test/date_time_format_http_request_test.dart
diff --git a/pkg/intl/test/date_time_format_http_request_test.dart b/pkg/intl/test/date_time_format_http_request_test.dart
index 0265861cd9e70eaed9e4c2a62a4d30d3fdd91776..a5d31492d6a737ccad1f5bd37a9b4cfe98f7c48a 100644
--- a/pkg/intl/test/date_time_format_http_request_test.dart
+++ b/pkg/intl/test/date_time_format_http_request_test.dart
@@ -14,8 +14,6 @@
 // files we are looking for. "dart" will be replaced by the current dart
 // VM, and in arguments, $dartDir will be replaced by the current Dart
 // root directory.
-// ExtraCommand=dart
-// ExtraCommandArgs=$dartDir/pkg/intl/test/start_web_server.dart
 #library('date_time_format_http_request_test');
 
 #import('../lib/intl.dart');
@@ -24,7 +22,7 @@
 #import('dart:html');
 #import('../../../pkg/unittest/unittest.dart');
 
-var url = "http://localhost:8000/dates/";
+var url = "http://localhost:9876/pkg/intl/lib/src/data/dates/";
 
 main() {
   // Initialize one locale just so we know what the list is.
@@ -45,4 +43,4 @@ void shutDown() {
   // The tiny web server knows to use this request as a cue to terminate.
   var source = '${url}terminate';
   var request = new HttpRequest.get(source, (_) {});
-}
+}