add: this._needsRemoval = false; 
context: function Microsummary(aPageURI, aGenerator) {  this._observers = [];  this._pageURI = aPageURI || null;  this._generator = aGenerator || null;  this._content = null;  this._pageContent = null;  this._updateInterval = null;}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/8395/9e292c588279614ab25e7620995daab701514e10/nsMicrosummaryService.js/buggy/browser/components/microsummaries/src/nsMicrosummaryService.js