Add cacheSize option to olx.source.CartoDBOptions

externs/olx.js

@@ -6211,6 +6211,7 @@ olx.source.XYZOptions.prototype.wrapX;
 
 /**
  * @typedef {{attributions: (olx.source.AttributionOption|undefined),
+ *     cacheSize: (number|undefined),
  *     crossOrigin: (null|string|undefined),
  *     logo: (string|olx.LogoOptions|undefined),
  *     projection: ol.proj.ProjectionLike,
@@ -6233,6 +6234,14 @@ olx.source.CartoDBOptions;
 olx.source.CartoDBOptions.prototype.attributions;
 
 
+/**
+ * Cache size. Default is `2048`.
+ * @type {number|undefined}
+ * @api
+ */
+olx.source.CartoDBOptions.prototype.cacheSize;
+
+
 /**
  * The `crossOrigin` attribute for loaded images.  Note that you must provide a
  * `crossOrigin` value if you are using the WebGL renderer or if you want to

src/ol/source/cartodb.js

@@ -41,6 +41,7 @@ ol.source.CartoDB = function(options) {
 
   goog.base(this, {
     attributions: options.attributions,
+    cacheSize: options.cacheSize,
     crossOrigin: options.crossOrigin,
     logo: options.logo,
     maxZoom: options.maxZoom !== undefined ? options.maxZoom : 18,