[Effen] Point the stocks2 and components2 files at the forked libraries.

sky/sdk/lib/framework/components2/button_base.dart

 // Copyright 2015 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.
 
-import '../fn.dart';
+import '../fn2.dart';
 
 abstract class ButtonBase extends Component {
   bool highlight = false;
 
   ButtonBase({ Object key }) : super(key: key);
 
   UINode buildContent();
 
   UINode build() {
     return new EventListenerNode(
@@ skipping 13 matching lines @@
     setState(() {
       highlight = false;
     });
   }
   void _handlePointerCancel(_) {
     setState(() {
       highlight = false;
     });
   }
 }