Issue #3151981 by daffie: Replace the database query with an entity query in NodeRevisionsAllTest

        '%title' => $nodes[1]->getTitle(),

      ]),

      'Revision deleted.');

    $connection = Database::getConnection();

    $this->assertTrue($connection->query('SELECT COUNT(vid) FROM {node_revision} WHERE nid = :nid and vid = :vid',

      [':nid' => $node->id(), ':vid' => $nodes[1]->getRevisionId()])->fetchField() == 0,

      'Revision not found.');

    $nids = \Drupal::entityQuery('node')

      ->allRevisions()

      ->condition('nid', $node->id())

      ->condition('vid', $nodes[1]->getRevisionId())

      ->execute();

    $this->assertCount(0, $nids);

    // Set the revision timestamp to an older date to make sure that the

    // confirmation message correctly displays the stored revision date.

    $old_revision_date = REQUEST_TIME - 86400;

    $connection->update('node_revision')

    Database::getConnection()->update('node_revision')

      ->condition('vid', $nodes[2]->getRevisionId())

      ->fields([

        'revision_timestamp' => $old_revision_date,