rem: undoCloseTabItem.addEventListener("command", function() { undoCloseTab(0); }, false); 
add: m.addEventListener("command", function() { for (var i = 0; i < undoItems.length; i++) undoCloseTab(); }, false); 
context:     undoCloseTabItem.addEventListener("command", function() { undoCloseTab(0); }, false);
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/7fcd6ffec17a79c4f8d7b0896812b98d72044a55/browser.js/buggy/browser/base/content/browser.js