message: Make `pr-filters` faster
diff: @@ -3,6 +3,7 @@ import select from 'select-dom';
  import delegate from 'delegate-it';
  import cache from 'webext-storage-cache';
  import CheckIcon from 'octicon/check.svg';
  +import elementReady from 'element-ready';
  import features from '../libs/features';
  import * as pageDetect from '../libs/page-detect';
  import * as api from '../libs/api';
  @@ -84,7 +85,7 @@ const hasChecks = cache.function(async (): Promise<boolean> => {
  });
  async function addChecksFilter(): Promise<void> {
  - const reviewsFilter = select(reviewsFilterSelector);
  + const reviewsFilter = await elementReady(reviewsFilterSelector);
  if (!reviewsFilter) {
  return;
  }
  @@ -123,5 +124,6 @@ features.add({
  include: [
  pageDetect.isPRList
  ],
  + waitForDomReady: false,
  init
  });
  