Migrate all LayoutTests/dart/dom to main repo.

client/tests/client/dom/WebSocketTest.dart

Index: client/tests/client/dom/WebSocketTest.dart
diff --git a/client/tests/client/dom/WebSocketTest.dart b/client/tests/client/dom/WebSocketTest.dart
new file mode 100644
index 0000000000000000000000000000000000000000..8ad0ea861ef9ac90ea6b18ec59f46035652bdef4
--- /dev/null
+++ b/client/tests/client/dom/WebSocketTest.dart
@@ -0,0 +1,14 @@
+#library('WebSocketTest');
+#import('../../../testing/unittest/unittest.dart');
+#import('dart:dom');
+
+main() {
+
+  forLayoutTests();
+
+  test('constructorTest', () {
+      var socket = new WebSocket('ws://localhost');
+      Expect.isTrue(socket != null);
+      Expect.isTrue(socket is WebSocket);
+  });
+}