Initial implementation of WebUI generator (WUG) toolkit.

components/wug/resources/context.js

+// Copyright (c) 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+(function(global) {
+  var has_cr = !!global.cr;
+  var cr_define_bckp = null;
+  if (has_cr && global.cr.define)
+    cr_define_bckp = global.cr.define;
+  if (!has_cr)
+     global.cr = {}
+  global.cr.define = function(_, define) {
+    global.wug = global.wug || {}
+    global.wug.Context = define().ScreenContext;
+  }
+<include src="../../../chrome/browser/resources/chromeos/login/screen_context.js">
+  if (!has_cr)
+    delete global.cr;
+  if (cr_define_bckp)
+    global.cr.define = cr_define_bckp;
+})(this);