OSM Vector Tiles with OpenLayers 3

<!doctype html>
<html lang="en">
  <head>
    <link rel="stylesheet" href="https://ol3js.org/en/master/css/ol.css" type="text/css">
    <style>
      body {
        padding: 0;
        margin: 0;
        overflow:hidden;
        background: #A7A37E;
      }
      .map {
        height: 100%;
        width: 100%;
      }
    </style>
    <script src="https://ol3js.org/en/master/build/ol.js" type="text/javascript"></script>
    <title>OpenLayers 3 vector tiles</title>
  </head>
  <body>
    <div id="map" class="map"></div>
    <script>
    var waterLayer = new ol.layer.Vector({
      source: new ol.source.TileVector({
        format: new ol.format.TopoJSON({
          defaultProjection: 'EPSG:4326'
        }),
        projection: 'EPSG:3857',
        tileGrid: new ol.tilegrid.XYZ({
          maxZoom: 19
        }),
        url: 'https://{a-c}.tile.openstreetmap.us/' +
            'vectiles-water-areas/{z}/{x}/{y}.topojson'
      }),
      style: new ol.style.Style({
        fill: new ol.style.Fill({
          color: '#046380'
        })
      })
    });

var map = new ol.Map({
      layers: [waterLayer, roadLayer],
      renderer: 'canvas',
      target: document.getElementById('map'),
      view: new ol.View({
        center: ol.proj.transform([3.22469,51.2093], 'EPSG:4326', 'EPSG:3857'),
        maxZoom: 19,
        zoom: 14
      })
    });
    </script>
 </body>
</html>

Modified http://ol3js.org/en/master/build/ol.js to a secure url

https://ol3js.org/en/master/build/ol.js