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### Preflight Checklist
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* [ ] I have read the [Contributing Guidelines](https://github.com/electron/electron/blob/master/CONTRIBUTING.md) for this project.
* [ ] I agree to follow the [Code of Conduct](https://github.com/electron/electron/blob/master/CODE_OF_CONDUCT.md) that this project adheres to.
* [ ] I have searched the issue tracker for a feature request that matches the one I want to file, without success.

### Problem Description
<!-- Is your feature request related to a problem? Please add a clear and concise description of what the problem is. -->
when calling webContents.getPrinters(), printer status does not determine whether the printer is online or offline.

### Proposed Solution
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### Alternatives Considered
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### Additional Information
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shell/browser/api/atom_api_web_contents.cc
}
void Ws::DownloadURL(const GURL& url) {
  auto* browser_context = ontents()->GetBrowserContext();
  auto* download_manager =
      content::BrowserContext::GetDownloadManager(browser_context);
  std::unique_ptr<download::DownloadUrlParameters> download_params(
      content::DownloadRequestUtils::CreateDownloadForWsMainFrame(
          ontents(), url, MISSING_TRAFFIC_ANNOTATION));
  download_manager->DownloadUrl(std::move(download_params));
}
GURL Ws::GetURL() const {
  return ontents()->GetURL();
}
base::string16 Ws::GetTitle() const {
  return ontents()->GetTitle();
}
bool Ws::IsLoading() const {
  return ontents()->IsLoading();
}
bool Ws::IsLoadingMainFrame() const {
  return ontents()->IsLoadingToDifferentDocument();
}
bool Ws::IsWaitingForResponse() const {
  return ontents()->IsWaitingForResponse();
}
void Ws::Stop() {
  ontents()->Stop();
}
void Ws::GoBack() {
  electron::AtomBrowserClient::SuppressRendererProcessRestartForOnce();