unittest step2: bye bye to multiple entrypoints for unittest

client/tests/client/html/TypedArrays2Test.dart

Index: client/tests/client/html/TypedArrays2Test.dart
diff --git a/client/tests/client/html/TypedArrays2Test.dart b/client/tests/client/html/TypedArrays2Test.dart
index 0e3fc2786a9897aa88887534eac754d09ffa6c08..97a38e91d328986b38a861af3013452595d25bc9 100644
--- a/client/tests/client/html/TypedArrays2Test.dart
+++ b/client/tests/client/html/TypedArrays2Test.dart
@@ -3,12 +3,12 @@
 // BSD-style license that can be found in the LICENSE file.
 
 #library('TypedArrays2Test');
-#import('../../../../lib/unittest/unittest_html.dart');
+#import('../../../../lib/unittest/unittest.dart');
+#import('../../../../lib/unittest/html_config.dart');
 #import('dart:html');
 
 main() {
-
-  forLayoutTests();
+  useHtmlConfiguration(isLayoutTest: true);
 
   test('fromBufferTest_var', () {
       var a1 = new Uint8Array(1024);