rem: BookmarksUtils.removeSelection("cut", aSelection); 
add: BookmarksUtils.removeAndCheckSelection("cut", aSelection); 
context:   cutBookmark: function (aSelection)  {    this.copyBookmark(aSelection);    BookmarksUtils.removeSelection("cut", aSelection);  },
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/deb907dede6accfbec295282501589d13a5b1c23/bookmarks.js/buggy/browser/components/bookmarks/content/bookmarks.js