rem: { if (appCore != null) { appCore.SetForcedCharset(aCharset); } else { dump("BrowserAppCore has not been created!\n"); } } 
add: { appCore.SetForcedCharset(aCharset); } 
context:   function BrowserSetForcedCharacterSet(aCharset)  {    if (appCore != null) {      appCore.SetForcedCharset(aCharset);    } else {      dump("BrowserAppCore has not been created!\n");    }  }
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/73019ea054da57bc12001ee9fbddfc7695e0c300/navigator.js/clean/xpfe/browser/resources/content/navigator.js