Convert L examples to use strapless template

examples/localized-openstreetmap.js

@@ -6,9 +6,6 @@ goog.require('ol.layer.Tile');
 goog.require('ol.source.OSM');
 
 
-// tiles.openseamap.org does not set CORS headers, so we have to disable
-// crossOrigin and we cannot use WebGL.
-
 var openCycleMapLayer = new ol.layer.Tile({
   source: new ol.source.OSM({
     attributions: [