Convert X-Z examples to strapless template

examples/xyz.js

@@ -1,41 +1,15 @@
-goog.require('ol.Attribution');
 goog.require('ol.Map');
 goog.require('ol.View');
-goog.require('ol.control');
 goog.require('ol.layer.Tile');
-goog.require('ol.source.OSM');
 goog.require('ol.source.XYZ');
 
 
-var attribution = new ol.Attribution({
-  html: 'Tiles &copy; <a href="http://maps.nls.uk/townplans/glasgow_1.html">' +
-      'National Library of Scotland</a>'
-});
-
 var map = new ol.Map({
   target: 'map',
-  controls: ol.control.defaults({
-    attributionOptions: /** @type {olx.control.AttributionOptions} */ ({
-      collapsible: false
-    })
-  }),
   layers: [
-    new ol.layer.Tile({
-      source: new ol.source.OSM({
-        attributions: [
-          new ol.Attribution({
-            html: 'Tiles &copy; <a href="http://www.opencyclemap.org/">' +
-                'OpenCycleMap</a>'
-          }),
-          ol.source.OSM.ATTRIBUTION
-        ],
-        url: 'http://{a-c}.tile.opencyclemap.org/cycle/{z}/{x}/{y}.png'
-      })
-    }),
     new ol.layer.Tile({
       source: new ol.source.XYZ({
-        attributions: [attribution],
-        url: 'http://geo.nls.uk/maps/towns/glasgow1857/{z}/{x}/{-y}.png'
+        url: 'http://{a-c}.tile.opencyclemap.org/cycle/{z}/{x}/{y}.png'
       })
     })
   ],