static base::TimeDelta GetSwapDelay() {
  CommandLine* cmd_line = CommandLine::ForCurrentProcess();
  int delay = 0;
  if (cmd_line->HasSwitch(switches::kGpuSwapDelay)) {
    base::StringToInt(cmd_line->GetSwitchValueNative(
        switches::kGpuSwapDelay).c_str(), &delay);
  }
  return base::TimeDelta::FromMilliseconds(delay);
}

Unknown