Rename _ol_source_OSM_ to OSM

examples/min-zoom.js

@@ -1,7 +1,7 @@
 import Map from '../src/ol/Map.js';
 import View from '../src/ol/View.js';
 import TileLayer from '../src/ol/layer/Tile.js';
-import _ol_source_OSM_ from '../src/ol/source/OSM.js';
+import OSM from '../src/ol/source/OSM.js';
 
 var viewport = document.getElementById('map');
 
@@ -21,7 +21,7 @@ var view = new View({
 var map = new Map({
   layers: [
     new TileLayer({
-      source: new _ol_source_OSM_()
+      source: new OSM()
     })
   ],
   target: 'map',