From 10d4aeb1c6b9a0b4c7c67d6c284f5abb7a7802cf Mon Sep 17 00:00:00 2001
From: Marc Jansen <jansen@terrestris.de>
Date: Wed, 23 Sep 2015 20:13:25 +0200
Subject: [PATCH] Remove goog.isDef from mousewheelzoominteraction

---
 src/ol/interaction/mousewheelzoominteraction.js | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/ol/interaction/mousewheelzoominteraction.js b/src/ol/interaction/mousewheelzoominteraction.js
index c9d1d6bb74..6b7d75d651 100644
--- a/src/ol/interaction/mousewheelzoominteraction.js
+++ b/src/ol/interaction/mousewheelzoominteraction.js
@@ -25,7 +25,7 @@ ol.interaction.MouseWheelZoom = function(opt_options) {
     handleEvent: ol.interaction.MouseWheelZoom.handleEvent
   });
 
-  var options = goog.isDef(opt_options) ? opt_options : {};
+  var options = ol.isDef(opt_options) ? opt_options : {};
 
   /**
    * @private
@@ -37,14 +37,15 @@ ol.interaction.MouseWheelZoom = function(opt_options) {
    * @private
    * @type {number}
    */
-  this.duration_ = goog.isDef(options.duration) ? options.duration : 250;
+  this.duration_ = ol.isDef(options.duration) ?
+      /** @type {number} */ (options.duration) : 250;
 
   /**
    * @private
    * @type {boolean}
    */
-  this.useAnchor_ = goog.isDef(options.useAnchor) ?
-      options.useAnchor : true;
+  this.useAnchor_ = ol.isDef(options.useAnchor) ?
+      /** @type {boolean} */ (options.useAnchor) : true;
 
   /**
    * @private
@@ -91,7 +92,7 @@ ol.interaction.MouseWheelZoom.handleEvent = function(mapBrowserEvent) {
 
     this.delta_ += mouseWheelEvent.deltaY;
 
-    if (!goog.isDef(this.startTime_)) {
+    if (!ol.isDef(this.startTime_)) {
       this.startTime_ = goog.now();
     }