Function resetCounters

packages/core/test/acceptance/defer_spec.ts:1765–1772

()

    const idToTimeout = new Map<number, string>();

    function resetCounters() {
      idleCallbacksRequested = 0;
      idleCallbacksInvoked = 0;
      idleCallbacksCancelled = 0;
      capturedOptions = undefined;
      activePerTimeout.clear();
      idToTimeout.clear();
    }
    resetCounters();

    let nativeRequestIdleCallback: (