unittest step2: bye bye to multiple entrypoints for unittest

client/tests/client/dom/TypedArrays3Test.dart

Index: client/tests/client/dom/TypedArrays3Test.dart
diff --git a/client/tests/client/dom/TypedArrays3Test.dart b/client/tests/client/dom/TypedArrays3Test.dart
index f5c9cd538af818c5cdbe82b844093ab77acbcc6f..4c91a66be5aa7c747665245ad44ee97737e005a6 100644
--- a/client/tests/client/dom/TypedArrays3Test.dart
+++ b/client/tests/client/dom/TypedArrays3Test.dart
@@ -3,12 +3,13 @@
 // BSD-style license that can be found in the LICENSE file.
 
 #library('TypedArrays2Test');
-#import('../../../../lib/unittest/unittest_dom.dart');
+#import('../../../../lib/unittest/unittest.dart');
+#import('../../../../lib/unittest/dom_config.dart');
 #import('dart:dom');
 
 main() {
 
-  forLayoutTests();
+  useDomConfiguration(isLayoutTest: true);
 
   test('setElementsTest_dynamic', () {
       var a1 = new Int8Array(1024);