Move client/{base, observable, layout, touch, util, view} to samples/ui_lib .

samples/slider/SliderSample.dart

 // 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.
 
 /**
  * Very simple sample app showing use of the [SliderMenu] view.
  */
 class SliderSample  {
 
   SliderMenu sliderMenu;
@@ skipping 13 matching lines @@
     });
 
     document.query('#prev').on.click.add((e) {
       sliderMenu.selectPrevious(true);
     });
 
     sliderMenu.enterDocument();
   }
 
   static void main() {
-    Dom.ready( () { new SliderSample().ready();} );
+    new SliderSample().ready();
   }
 }