Function stopPhaseTimer

docs/external/js/react-dom.development.js:10590–10604

()

    }
  }
  function stopPhaseTimer() {
    {
      if (!supportsUserTiming) {
        return;
      }

      if (currentPhase !== null && currentPhaseFiber !== null) {
        var warning = hasScheduledUpdateInCurrentPhase ? 'Scheduled a cascading update' : null;
        endFiberMark(currentPhaseFiber, currentPhase, warning);
      }

      currentPhase = null;
      currentPhaseFiber = null;
    }
  }
  function startWorkLoopTimer(nextUnitOfWork) {
    {
      currentFiber = nextUnitOfWork;