diff --git a/examples/anchored-elements.js b/examples/anchored-elements.js
index 80a27bb4f5..443b0ccf17 100644
--- a/examples/anchored-elements.js
+++ b/examples/anchored-elements.js
@@ -1,5 +1,4 @@
 goog.require('ol.AnchoredElement');
-goog.require('ol.Collection');
 goog.require('ol.Coordinate');
 goog.require('ol.Map');
 goog.require('ol.RendererHints');
@@ -14,7 +13,7 @@ var layer = new ol.layer.TileLayer({
 });
 
 var map = new ol.Map({
-  layers: new ol.Collection([layer]),
+  layers: [layer],
   renderers: ol.RendererHints.createFromQueryData(),
   target: 'map',
   view: new ol.View2D({
diff --git a/examples/canvas-tiles.js b/examples/canvas-tiles.js
index ecec31b88b..b368c18b6a 100644
--- a/examples/canvas-tiles.js
+++ b/examples/canvas-tiles.js
@@ -1,4 +1,3 @@
-goog.require('ol.Collection');
 goog.require('ol.Coordinate');
 goog.require('ol.Map');
 goog.require('ol.RendererHint');
@@ -10,7 +9,7 @@ goog.require('ol.source.OpenStreetMap');
 goog.require('ol.tilegrid.XYZ');
 
 
-var layers = new ol.Collection([
+var layers = [
   new ol.layer.TileLayer({
     source: new ol.source.OpenStreetMap()
   }),
@@ -22,7 +21,7 @@ var layers = new ol.Collection([
       })
     })
   })
-]);
+];
 
 var webglMap = new ol.Map({
   view: new ol.View2D({
diff --git a/examples/epsg-4326.js b/examples/epsg-4326.js
index 5219ed456a..d9fb194eb8 100644
--- a/examples/epsg-4326.js
+++ b/examples/epsg-4326.js
@@ -1,4 +1,3 @@
-goog.require('ol.Collection');
 goog.require('ol.Coordinate');
 goog.require('ol.Map');
 goog.require('ol.RendererHint');
@@ -10,7 +9,7 @@ goog.require('ol.projection');
 goog.require('ol.source.TiledWMS');
 
 
-var layers = new ol.Collection([
+var layers = [
   new ol.layer.TileLayer({
     source: new ol.source.TiledWMS({
       url: 'http://vmap0.tiles.osgeo.org/wms/vmap0',
@@ -22,7 +21,7 @@ var layers = new ol.Collection([
       }
     })
   })
-]);
+];
 
 var map = new ol.Map({
   controls: ol.control.defaults({
diff --git a/examples/full-screen.js b/examples/full-screen.js
index 6835c39544..07feb1a046 100644
--- a/examples/full-screen.js
+++ b/examples/full-screen.js
@@ -1,4 +1,3 @@
-goog.require('ol.Collection');
 goog.require('ol.Coordinate');
 goog.require('ol.Map');
 goog.require('ol.RendererHints');
@@ -15,7 +14,7 @@ var map = new ol.Map({
   controls: ol.control.defaults({
     scaleLine: true
   }),
-  layers: new ol.Collection([layer]),
+  layers: [layer],
   renderers: ol.RendererHints.createFromQueryData(),
   target: 'map',
   view: new ol.View2D({
diff --git a/examples/stamen.js b/examples/stamen.js
index 233c04cdb8..ff505b2364 100644
--- a/examples/stamen.js
+++ b/examples/stamen.js
@@ -1,4 +1,3 @@
-goog.require('ol.Collection');
 goog.require('ol.Coordinate');
 goog.require('ol.Map');
 goog.require('ol.RendererHints');
@@ -7,7 +6,7 @@ goog.require('ol.layer.TileLayer');
 goog.require('ol.source.Stamen');
 
 
-var layers = new ol.Collection([
+var layers = [
   new ol.layer.TileLayer({
     source: new ol.source.Stamen({
       layer: 'watercolor'
@@ -18,7 +17,7 @@ var layers = new ol.Collection([
       layer: 'terrain-labels'
     })
   })
-]);
+];
 var map = new ol.Map({
   layers: layers,
   renderers: ol.RendererHints.createFromQueryData(),
diff --git a/examples/two-layers.js b/examples/two-layers.js
index e325376b7f..2f23647884 100644
--- a/examples/two-layers.js
+++ b/examples/two-layers.js
@@ -1,4 +1,3 @@
-goog.require('ol.Collection');
 goog.require('ol.Coordinate');
 goog.require('ol.Map');
 goog.require('ol.RendererHint');
@@ -9,7 +8,7 @@ goog.require('ol.source.BingMaps');
 goog.require('ol.source.TileJSON');
 
 
-var layers = new ol.Collection([
+var layers = [
   new ol.layer.TileLayer({
     source: new ol.source.BingMaps({
       key: 'AgtFlPYDnymLEe9zJ5PCkghbNiFZE9aAtTy3mPaEnEBXqLHtFuTcKoZ-miMC3w7R',
@@ -21,7 +20,7 @@ var layers = new ol.Collection([
       uri: 'http://api.tiles.mapbox.com/v3/mapbox.va-quake-aug.jsonp'
     })
   })
-]);
+];
 
 var webglMap = new ol.Map({
   layers: layers,
diff --git a/examples/wms-custom-proj.js b/examples/wms-custom-proj.js
index 6aae577534..a27bd2c6e4 100644
--- a/examples/wms-custom-proj.js
+++ b/examples/wms-custom-proj.js
@@ -1,5 +1,4 @@
 goog.require('ol.Attribution');
-goog.require('ol.Collection');
 goog.require('ol.Coordinate');
 goog.require('ol.Extent');
 goog.require('ol.Map');
@@ -20,7 +19,7 @@ var epsg21781 = new ol.Projection('EPSG:21781', ol.ProjectionUnits.METERS,
 ol.projection.addProjection(epsg21781);
 
 var extent = new ol.Extent(420000, 30000, 900000, 350000);
-var layers = new ol.Collection([
+var layers = [
   new ol.layer.TileLayer({
     source: new ol.source.TiledWMS({
       url: 'http://wms.geo.admin.ch/',
@@ -45,7 +44,7 @@ var layers = new ol.Collection([
       params: {'LAYERS': 'ch.bafu.schutzgebiete-paerke_nationaler_bedeutung'}
     })
   })
-]);
+];
 
 var map = new ol.Map({
   layers: layers,
diff --git a/examples/wms.js b/examples/wms.js
index d71c133002..3ecef88de8 100644
--- a/examples/wms.js
+++ b/examples/wms.js
@@ -1,4 +1,3 @@
-goog.require('ol.Collection');
 goog.require('ol.Coordinate');
 goog.require('ol.Extent');
 goog.require('ol.Map');
@@ -9,7 +8,7 @@ goog.require('ol.source.MapQuestOpenAerial');
 goog.require('ol.source.TiledWMS');
 
 
-var layers = new ol.Collection([
+var layers = [
   new ol.layer.TileLayer({
     source: new ol.source.MapQuestOpenAerial()
   }),
@@ -21,7 +20,7 @@ var layers = new ol.Collection([
       extent: new ol.Extent(-13884991, 2870341, -7455066, 6338219)
     })
   })
-]);
+];
 var map = new ol.Map({
   renderer: ol.RendererHint.CANVAS,
   layers: layers,