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

tests/dom/websocket_test.dart

Index: tests/dom/websocket_test.dart
diff --git a/tests/dom/websocket_test.dart b/tests/dom/websocket_test.dart
deleted file mode 100644
index 84ca3758159397bc99c6e5e228c31f07299dc5ea..0000000000000000000000000000000000000000
--- a/tests/dom/websocket_test.dart
+++ /dev/null
@@ -1,15 +0,0 @@
-#library('WebSocketTest');
-#import('../../lib/unittest/unittest.dart');
-#import('../../lib/unittest/html_config.dart');
-#import('dart:html');
-
-main() {
-
-  useHtmlConfiguration();
-
-  test('constructorTest', () {
-      var socket = new WebSocket('ws://localhost');
-      Expect.isTrue(socket != null);
-      Expect.isTrue(socket is WebSocket);
-  });
-}