Issue #3154069: Remove NodeController::revisionPageTitle

Closes #3154069

core/modules/node/src/Controller/NodeController.php

@@ -116,22 +116,6 @@ public function revisionShow(NodeInterface $node_revision) {
     return $page;
   }
 
-  /**
-   * Page title callback for a node revision.
-   *
-   * @param \Drupal\node\NodeInterface $node_revision
-   *   The node revision.
-   *
-   * @return string
-   *   The page title.
-   */
-  public function revisionPageTitle(NodeInterface $node_revision) {
-    return $this->t('Revision of %title from %date', [
-      '%title' => $node_revision->label(),
-      '%date' => $this->dateFormatter->format($node_revision->getRevisionCreationTime()),
-    ]);
-  }
-
   /**
    * Generates an overview table of older revisions of a node.
    *