rem: this.clearData(); this.clearActions();  
add: this._data = null; 
context: proto.dispose = function(){  if (this.getDisposed()) {    return;  };  // Reset drag cache for next drag and drop session  if (this._dragCache)  {    this._dragCache.currentDropWidget = null;    this._dragCache = null;  };  // Cleanup data and actions  this.clearData();  this.clearActions();  this._actions = null;  this._actionNames = null;  this._lastDestinationEvent = null;  if (this._cursors)  {    if (this._cursors.move)    {      this._cursors.move.dispose();      delete this._cursors.move;    };    if (this._cursors.copy)    {      this._cursors.copy.dispose();      delete this._cursors.copy;    };    if (this._cursors.alias)    {      this._cursors.alias.dispose();      delete this._cursors.alias;    };    if (this._cursors.nodrop)    {      this._cursors.nodrop.dispose();      delete this._cursors.nodrop;    };    this._cursors = null;  };  return QxManager.prototype.dispose.call(this);};
meta: 1005	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1005/8094d7c31ef4ca62e2a40df448a35e393446a55e/QxDragAndDropManager.js/clean/qooxdoo/source/script/managers/QxDragAndDropManager.js