Start cleaning up the HTML tests.

pkg/dev_compiler/test/codegen/lib/html/form_element_test.dart

Index: pkg/dev_compiler/test/codegen/lib/html/form_element_test.dart
diff --git a/pkg/dev_compiler/test/codegen/lib/html/form_element_test.dart b/pkg/dev_compiler/test/codegen/lib/html/form_element_test.dart
index b3b06c34d07ce3fefb49ef8d91c8014f2c64e538..55f35009d613631266fb4f24a1eb5cf4f46da31c 100644
--- a/pkg/dev_compiler/test/codegen/lib/html/form_element_test.dart
+++ b/pkg/dev_compiler/test/codegen/lib/html/form_element_test.dart
@@ -2,15 +2,11 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-library FormElementTest;
-
-import 'package:unittest/unittest.dart';
-import 'package:unittest/html_config.dart';
 import 'dart:html';
 
-void main() {
-  useHtmlConfiguration();
+import 'package:minitest/minitest.dart';
 
+void main() {
   var isFormElement = predicate((x) => x is FormElement, 'is a FormElement');
 
   test('constructorTest1', () {