Revert "Parts must start with 'part of'" and "Attempt to fix VM build"

dart/samples/ui_lib/touch/TouchHandler.dart

-part of touch;
-
 // 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.
 
 /**
  * Touch Handler. Class that handles all touch events and
  * uses them to interpret higher level gestures and behaviors. TouchEvent is a
  * built in mobile safari type:
  * [http://developer.apple.com/safari/library/documentation/UserExperience/Reference/TouchEventClassReference/TouchEvent/TouchEvent.html].
  *
@@ skipping 373 matching lines @@
 
   /**
    * Call this method to enable drag behavior on a draggable delegate.
    * The [draggable] object can be the same as the [_touchable] object, they are
    * assigned to different members to allow for strong typing with interfaces.
    */
   void setDraggable(Draggable draggable) {
     _draggable = draggable;
   }
 }