Select interaction options are now optional

examples/select-features.js

@@ -18,7 +18,7 @@ var vector = new ol.layer.Vector({
   })
 });
 
-var select = new ol.interaction.Select({});
+var select = new ol.interaction.Select();
 
 var map = new ol.Map({
   interactions: ol.interaction.defaults().extend([select]),

src/ol/interaction/selectinteraction.js

@@ -14,13 +14,15 @@ goog.require('ol.interaction.Interaction');
 /**
  * @constructor
  * @extends {ol.interaction.Interaction}
- * @param {olx.interaction.SelectOptions} options Options.
+ * @param {olx.interaction.SelectOptions=} opt_options Options.
  * @todo stability experimental
  */
-ol.interaction.Select = function(options) {
+ol.interaction.Select = function(opt_options) {
 
   goog.base(this);
 
+  var options = goog.isDef(opt_options) ? opt_options : {};
+
   /**
    * @private
    * @type {ol.events.ConditionType}