diff --git a/src/__phutil_library_map__.php b/src/__phutil_library_map__.php
--- a/src/__phutil_library_map__.php
+++ b/src/__phutil_library_map__.php
@@ -1920,7 +1920,6 @@
     'PhabricatorMailingListsController' => 'applications/mailinglists/controller/PhabricatorMailingListsController.php',
     'PhabricatorMailingListsEditController' => 'applications/mailinglists/controller/PhabricatorMailingListsEditController.php',
     'PhabricatorMailingListsListController' => 'applications/mailinglists/controller/PhabricatorMailingListsListController.php',
-    'PhabricatorMainMenuGroupView' => 'view/page/menu/PhabricatorMainMenuGroupView.php',
     'PhabricatorMainMenuSearchView' => 'view/page/menu/PhabricatorMainMenuSearchView.php',
     'PhabricatorMainMenuView' => 'view/page/menu/PhabricatorMainMenuView.php',
     'PhabricatorManagementWorkflow' => 'infrastructure/management/PhabricatorManagementWorkflow.php',
@@ -5110,7 +5109,6 @@
     'PhabricatorMailingListsController' => 'PhabricatorController',
     'PhabricatorMailingListsEditController' => 'PhabricatorMailingListsController',
     'PhabricatorMailingListsListController' => 'PhabricatorMailingListsController',
-    'PhabricatorMainMenuGroupView' => 'AphrontView',
     'PhabricatorMainMenuSearchView' => 'AphrontView',
     'PhabricatorMainMenuView' => 'AphrontView',
     'PhabricatorManagementWorkflow' => 'PhutilArgumentWorkflow',
diff --git a/src/view/page/menu/PhabricatorMainMenuGroupView.php b/src/view/page/menu/PhabricatorMainMenuGroupView.php
deleted file mode 100644
--- a/src/view/page/menu/PhabricatorMainMenuGroupView.php
+++ /dev/null
@@ -1,39 +0,0 @@
-<?php
-
-final class PhabricatorMainMenuGroupView extends AphrontView {
-
-  private $collapsible = true;
-  private $classes = array();
-
-  public function addClass($class) {
-    $this->classes[] = $class;
-    return $this;
-  }
-
-  public function setCollapsible($collapsible) {
-    $this->collapsible = $collapsible;
-    return $this;
-  }
-
-  public function render() {
-    $classes = array(
-      'phabricator-main-menu-group',
-    );
-
-    if ($this->collapsible) {
-      $classes[] = 'phabricator-main-menu-collapsible';
-    }
-
-    if ($this->classes) {
-      $classes = array_merge($classes, $this->classes);
-    }
-
-    return phutil_tag(
-      'div',
-      array(
-        'class' => implode(' ', $classes),
-      ),
-      $this->renderChildren());
-  }
-
-}