SetTickClockForTesting   33 content/renderer/media/render_media_log.h   void SetTickClockForTesting(scoped_ptr<base::TickClock> tick_clock);
SetTickClockForTesting   18 content/renderer/media/render_media_log_unittest.cc     log_->SetTickClockForTesting(scoped_ptr<base::TickClock>(tick_clock_));