Added WebSocket support for dartc and frog

client/dom/scripts/template_interface_WebSocket.darttemplate

Index: client/dom/scripts/template_interface_WebSocket.darttemplate
diff --git a/client/dom/scripts/template_interface_WebSocket.darttemplate b/client/dom/scripts/template_interface_WebSocket.darttemplate
new file mode 100644
index 0000000000000000000000000000000000000000..d5ca44cc2eb5249fecd656c3c38d6a9f752f51fb
--- /dev/null
+++ b/client/dom/scripts/template_interface_WebSocket.darttemplate
@@ -0,0 +1,10 @@
+// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+// WARNING: Do not edit - generated code.
+
+interface WebSocket$!EXTENDS factory _WebSocketFactoryProvider {
+
+  WebSocket(String url);
+$!MEMBERS}