content::SerialDelegate* ElectronBrowserClient::GetSerialDelegate() {
  if (!serial_delegate_)
    serial_delegate_ = std::make_unique<ElectronSerialDelegate>();
  return serial_delegate_.get();
}
content::SerialDelegate* ElectronBrowserClient::GetSerialDelegate() {
  if (!serial_delegate_)
    serial_delegate_ = std::make_unique<ElectronSerialDelegate>();
  return serial_delegate_.get();
}