Merge pull request #3018 from creative-commoners/pulls/6/remove-depr

FIX Import Deprecation class

code/Controllers/ContentController.php

@@ -27,6 +27,7 @@ use SilverStripe\Versioned\Versioned;
 use SilverStripe\View\Parsers\URLSegmentFilter;
 use SilverStripe\View\Requirements;
 use SilverStripe\View\SSViewer;
+use SilverStripe\Dev\Deprecation;
 
 /**
  * The most common kind of controller; effectively a controller linked to a {@link DataObject}.
@@ -291,9 +292,11 @@ class ContentController extends Controller
 
     /**
      * @return ArrayList<SiteTree>
+     * @deprecated 5.4.0 Use getMenu() instead. You can continue to use $Menu in templates.
      */
     public function Menu($level)
     {
+        Deprecation::noticeWithNoReplacment('5.4.0', 'Use getMenu() instead. You can continue to use $Menu in templates.');
         return $this->getMenu($level);
     }