message: Remove all items from the list even if they lack a deletion timestamp:
  because we can't assume we will always see this state.
diff: @@ -60,8 +60,10 @@ const loadList = (oldList, resources) => {
  });
  existingKeys.forEach(k => {
  const r = list.get(k);
  - if (!r.getIn(['metadata', 'deletionTimestamp'])) {
  - return;
  + const metadata = r.get('metadata').toJSON();
  + if (!metadata.deletionTimestamp) {
  + // eslint-disable-next-line no-console
  + console.warn(`${metadata.namespace}-${metadata.name} is gone with no deletion timestamp!`);
  }
  list.delete(k);
  });
  