unittest step2: bye bye to multiple entrypoints for unittest

client/tests/client/html/AudioElementTest.dart

Index: client/tests/client/html/AudioElementTest.dart
diff --git a/client/tests/client/html/AudioElementTest.dart b/client/tests/client/html/AudioElementTest.dart
index ad4ee030381cbff345e3bc9368ebe442fd5948a4..1b8139152bd59b8b1b6d3499b36937b6b3746472 100644
--- a/client/tests/client/html/AudioElementTest.dart
+++ b/client/tests/client/html/AudioElementTest.dart
@@ -1,10 +1,10 @@
 #library('AudioElementTest');
-#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('constructorTest1', () {
       var audio = new AudioElement();