Code:
* Grep the code for non-existing `newNoMenuItemsView`
* Check code of parent class `PhabricatorProfileMenuEngine`
Workflows:
* Create an empty portal via http://phorge.localhost/portal/edit/form/default/, see correct (more specific) string "Use "Edit Menu" to add menu items to this portal." displayed
* Click "Edit Menu" to go to http://phorge.localhost/portal/view/1/configure/global/ of that Portal just created, on the right in "Add New Menu Item..." select "Divider" and click "Create Menu Item" button, go back to portal, see correct (more specific) string "None of the visible menu items in this portal can render any content." displayed