src/base/platform/elapsed-timer.h
void Stop() {
    DCHECK(IsStarted());
    start_ticks_ = TimeTicks();
#ifdef DEBUG
    started_ = false;
#endif
    DCHECK(!IsStarted());
  }
// Stops this timer. Must not be called on a timer that was not
// started before.
Stops this timer. Must not be called on a timer that was not
started before.
Stops this timer . Must not be called on a timer that was not started before .
void Stop() {
    DCHECK(IsStarted());
    start_ticks_ = TimeTicks();
#ifdef DEBUG
    started_ = false;
#endif
    DCHECK(!IsStarted());
  }
void Stop ( ) { DCHECK ( IsStarted ( ) ) ; start_ticks_ = TimeTicks ( ) ; #ifdef DEBUG started_ = false ; #endif DCHECK ( ! IsStarted ( ) ) ; }
Stops this timer.
Stops this timer .