-<% content_for :tab_panes do %>
- <%# We use protocol-relative paths here to avoid browsers refusing to load javascript over http in a page that was loaded over https. %>
- <%= javascript_include_tag '//cdnjs.cloudflare.com/ajax/libs/raphael/2.1.2/raphael-min.js' %>
- <%= javascript_include_tag '//cdnjs.cloudflare.com/ajax/libs/morris.js/0.4.3/morris.min.js' %>
+<%# Copyright (C) The Arvados Authors. All rights reserved.
+
+SPDX-License-Identifier: AGPL-3.0 %>
+
+<% unless @histogram_pretty_date.nil? %>
+ <% content_for :tab_panes do %>