rem: set closedWindowData(aData) { this._closedWindows = aData; 
add: set opaqueState(aState) { var window = this._getMostRecentBrowserWindow(); if (!window) { this._openWindowWithState(aState); return; }   this._forEachBrowserWindow(function(aWindow) { if (aWindow != window) { aWindow.close(); } });   this.restoreWindow(window, aState, true); 
context:   set closedWindowData(aData) {    this._closedWindows = aData;  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/47930b335db787b8746ee09e75becc57ee4e6e61/nsSessionStore.js/clean/browser/components/sessionstore/src/nsSessionStore.js