Redefine ol.Size to be Array.<number>

test/spec/ol/source/tilesource.test.js

@@ -197,7 +197,7 @@ ol.test.source.MockTileSource = function(loaded) {
     resolutions: [360 / 256, 180 / 256, 90 / 256, 45 / 256],
     extent: extent,
     origin: [-180, -180],
-    tileSize: new ol.Size(256, 256)
+    tileSize: [256, 256]
   });
 
   goog.base(this, {
@@ -265,7 +265,6 @@ describe('ol.test.source.MockTileSource', function() {
 });
 
 goog.require('goog.object');
-goog.require('ol.Size');
 goog.require('ol.Tile');
 goog.require('ol.TileCoord');
 goog.require('ol.TileState');