rebase and minor comment

storage/dynamic_delay.go

@@ -121,9 +121,8 @@ func (d *dynamicDelay) decrease() {
 	d.unsafeDecrease()
 }
 
-// Update notes that the RPC either took longer than the delay or completed
-// before the delay, depending on the specified latency.
-func (d *dynamicDelay) Update(latency time.Duration) {
+// update updates the delay value depending on the specified latency.
+func (d *dynamicDelay) update(latency time.Duration) {
 	d.mu.Lock()
 	defer d.mu.Unlock()
 

storage/dynamic_delay_test.go

@@ -39,7 +39,7 @@ func applySamples(numSamples int, expectedValue float64, rnd *rand.Rand, d *dyna
 func applySamplesWithUpdate(numSamples int, expectedValue float64, rnd *rand.Rand, d *dynamicDelay) {
 	for i := 0; i < numSamples; i++ {
 		randomDelay := time.Duration(-math.Log(rnd.Float64()) * expectedValue * float64(time.Second))
-		d.Update(randomDelay)
+		d.update(randomDelay)
 	}
 }