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
content::WebContents* web_contents,
    const GURL& security_origin,
    content::MediaStreamType type) {
  return true;
}
void WebContents::RequestMediaAccessPermission(
    content::WebContents* web_contents,
    const content::MediaStreamRequest& request,
    const content::MediaResponseCallback& callback) {
  auto permission_helper =
      WebContentsPermissionHelper::FromWebContents(web_contents);
  permission_helper->RequestMediaAccessPermission(request, callback);
}
void WebContents::RequestToLockMouse(