void replaceState(data, String title, String url, [ Map options ])

Source 

void replaceState(/*SerializedScriptValue*/ data, String title, String url, [Map options]) {
  if (options != null) {
    _blink.BlinkHistory.instance.replaceState_Callback_4_(this, convertDartToNative_SerializedScriptValue(data), title, url, convertDartToNative_Dictionary(options));
    return;
  }
  _blink.BlinkHistory.instance.replaceState_Callback_3_(this, convertDartToNative_SerializedScriptValue(data), title, url);
  return;
}