Copy lib/dom tests that use dart:html to lib/html.

tests/dom/htmlaudioelement_test.dart

Index: tests/dom/htmlaudioelement_test.dart
diff --git a/tests/dom/htmlaudioelement_test.dart b/tests/dom/htmlaudioelement_test.dart
deleted file mode 100644
index 538877d15bca10d7ce47d0c3183aed7c77cbd996..0000000000000000000000000000000000000000
--- a/tests/dom/htmlaudioelement_test.dart
+++ /dev/null
@@ -1,22 +0,0 @@
-#library('AudioElementTest');
-#import('../../lib/unittest/unittest.dart');
-#import('../../lib/unittest/html_config.dart');
-#import('dart:html');
-
-main() {
-
-  useHtmlConfiguration();
-
-  test('constructorTest1', () {
-      var audio = new AudioElement();   // would be new Audio() in JS
-      Expect.isTrue(audio != null);
-      Expect.isTrue(audio is AudioElement);
-    });
-
-  test('constructorTest2', () {
-      var audio = new AudioElement('hahaURL');
-      Expect.isTrue(audio != null);
-      Expect.isTrue(audio is AudioElement);
-      Expect.isTrue(audio.src.indexOf('hahaURL') >= 0);
-    });
-}