private void onCancellation(FetchState fetchState) {
    fetchState
        .getListener()
        .onProducerFinishWithCancellation(fetchState.getContext(), PRODUCER_NAME, null);
    fetchState.getConsumer().onCancellation();
  }
Time between two consecutive partial results are propagated upstream

<p>TODO 5399646: make this configurable
imagepipeline/src/main/java/com/facebook/imagepipeline/producers/NetworkFetchProducer.java