context:     setDesktopBackground: function() {      // Confirm since it's annoying if you hit this accidentally.      const kDesktopBackgroundURL =                     "chrome://browser/content/setDesktopBackground.xul";#ifdef XP_MACOSX      var wm = Components.classes["@mozilla.org/appshell/window-mediator;1"]                         .getService(Components.interfaces.nsIWindowMediator);      var dbWin = wm.getMostRecentWindow("Shell:SetDesktopBackground");      if (dbWin) {        dbWin.gSetBackground.init(this.target);        dbWin.focus();      }      else {        openDialog(kDesktopBackgroundURL, "",                   "centerscreen,chrome,dialog=no,dependent,resizable=no",                   this.target);      }#else      openDialog(kDesktopBackgroundURL, "",                 "centerscreen,chrome,dialog,modal,dependent",                 this.target);#endif    },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/735566c60789e093c877c4d38ab959d196f5180e/browser.js/clean/browser/base/content/browser.js