Format all tests.

tests/html/scripts_test_dart.dart

Index: tests/html/scripts_test_dart.dart
diff --git a/tests/html/scripts_test_dart.dart b/tests/html/scripts_test_dart.dart
index ab62d3a7c234e10a3442965d0d43671c728eb06b..cd7bc5a9a2dd3b1b10f8c39fec3f5c42d954cfd8 100644
--- a/tests/html/scripts_test_dart.dart
+++ b/tests/html/scripts_test_dart.dart
@@ -3,14 +3,15 @@
 // BSD-style license that can be found in the LICENSE file.
 
 library ScriptsTestDart;
+
 import 'dart:html';
 import 'dart:async';
 
 main() {
   window.postMessage('squid', '*');
-  window.postMessage('tiger', '*');  // Unexpected message OK.
+  window.postMessage('tiger', '*'); // Unexpected message OK.
   new Timer(new Duration(seconds: 1), () {
-    window.postMessage('squid', '*');  // Duplicate message OK.
+    window.postMessage('squid', '*'); // Duplicate message OK.
     window.postMessage('sea urchin', '*');
   });
 }