Method ReadCpuTimerOfChoice

deps/google-benchmark/src/thread_timer.h:64–67

 private:
  double ReadCpuTimerOfChoice() const {
    if (measure_process_cpu_time) return ProcessCPUUsage();
    return ThreadCPUUsage();
  }

  // should the thread, or the process, time be measured?
  const bool measure_process_cpu_time;