Reverted unnecessary method

packages/app/src/server/service/page.ts

@@ -1820,18 +1820,6 @@ class PageService {
     await PageOperation.findByIdAndDelete(pageOpId);
   }
 
-  async resumableRevertDeletedDescendants(page, user, options, shouldUseV4Process) {
-    const revertedDescendantCount = await this.revertDeletedDescendantsWithStream(page, user, options, shouldUseV4Process);
-
-    // update descendantCount of ancestors'
-    if (page.parent != null) {
-      await this.updateDescendantCountOfAncestors(page.parent, revertedDescendantCount + 1, true);
-
-      // delete leaf empty pages
-      await this.removeLeafEmptyPages(page);
-    }
-  }
-
   private async revertDeletedPageV4(page, user, options = {}, isRecursively = false) {
     const Page = this.crowi.model('Page');
     const PageTagRelation = this.crowi.model('PageTagRelation');