rem: return this.mPrefService.GetIntPref(aPrefName); 
add: return this.mPrefService.getIntPref(aPrefName); 
context:   getIntPref: function (aPrefName, aDefVal)    {      try        {          return this.mPrefService.GetIntPref(aPrefName);        }      catch(e)        {          return aDefVal != undefined ? aDefVal : null;        }      return null;        // quiet warnings    },
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/faf03ce445712b372523f881cc3144cfadc7a611/nsUserSettings.js/buggy/xpfe/global/resources/content/nsUserSettings.js