Michael Strelan
--- a/core/modules/media/src/Entity/Media.php
+++ b/core/modules/media/src/Entity/Media.php
   * {@inheritdoc}
   */
  public static function getRequestTime() {
+    @trigger_error(__METHOD__ . ' is deprecated in drupal:10.1.0 and is removed from drupal:11.0.0. No replacement provided. See https://www.drupal.org/node/3349765', E_USER_DEPRECATED);
--- a/core/lib/Drupal/Core/Entity/EditorialContentEntityBase.php
+++ b/core/lib/Drupal/Core/Entity/EditorialContentEntityBase.php
    return $fields;
  }

+  /**
+   * {@inheritdoc}
+   */
+  public function preSaveRevision(EntityStorageInterface $storage, \stdClass $record) {
+    parent::preSaveRevision($storage, $record);
+    $entityType = $this->getEntityType();
+    $revision_log_field_name = $entityType->getRevisionMetadataKey('revision_log_message');
+    $revision_created_field_name = $entityType->getRevisionMetadataKey('revision_created');
--- a/core/modules/media/tests/src/Kernel/MediaCreationTest.php
+++ b/core/modules/media/tests/src/Kernel/MediaCreationTest.php
    $this->assertSame('Unnamed', $media->getName(), 'The media item was not created with the correct name.');
    $source_field_name = $media->bundle->entity->getSource()->getSourceFieldDefinition($media->bundle->entity)->getName();
    $this->assertSame('Nation of sheep, ruled by wolves, owned by pigs.', $media->get($source_field_name)->value, 'Source returns incorrect source field value.');
+    $this->assertSame($media->getOwnerId(), $media->getRevisionUserId(), 'The media item was not created with the correct revision author.');
+
+    // Editing the media entity when logged in as a different user should update
+    // the revision user.
+    $new_user = $this->setUpCurrentUser();
+    $media->setNewRevision(TRUE);
+    $media->setName('a new revision')
+      ->save();
+    $this->assertSame($new_user->id(), $media->getRevisionUserId());
--- a/core/lib/Drupal/Core/Entity/ContentEntityBase.php
+++ b/core/lib/Drupal/Core/Entity/ContentEntityBase.php
      $this->validated = FALSE;
    }

+    // If no revision author has been set explicitly, make the current user the
+    // revision author.
+    if ($this instanceof RevisionLogInterface && !$this->getRevisionUser()) {