The `--disable-renderer-backgrounding` command line switch only disables throttling for timers, there is currently no way to disable throttling of `requestAnimationFrame`.

Refs https://github.com/atom/electron/issues/4317#issuecomment-190990964.

atom/browser/api/atom_api_web_contents.cc
if (options.Get("extraHeaders", &extra_headers))
    params.extra_headers = extra_headers;
  params.transition_type = ui::PAGE_TRANSITION_TYPED;
  params.should_clear_history_list = true;
  params.override_user_agent = content::NavigationController::UA_OVERRIDE_TRUE;
  web_contents()->GetController().LoadURLWithParams(params);
  
  
  
  
  web_contents()->GetRenderViewHost()->GetWidget()->GetView()
                ->SetBackgroundColor(SK_ColorTRANSPARENT);
}
void WebContents::DownloadURL(const GURL& url) {
  auto browser_context = web_contents()->GetBrowserContext();
  auto download_manager =
    content::BrowserContext::GetDownloadManager(browser_context);
  download_manager->DownloadUrl(
    content::DownloadUrlParameters::FromWebContents(web_contents(), url));
}
GURL WebContents::GetURL() const {
  return web_contents()->GetURL();
}
base::string16 WebContents::GetTitle() const {
  return web_contents()->GetTitle();
}
bool WebContents::IsLoading() const {
  return web_contents()->IsLoading();
}
bool WebContents::IsWaitingForResponse() const {