From 03b8406746c423751102ebb2065e0411d4547656 Mon Sep 17 00:00:00 2001
From: fredj <frederic.junod@camptocamp.com>
Date: Wed, 7 Dec 2011 12:08:04 +0100
Subject: [PATCH] Canvas.getFeatureIdFromEvent: return undefined instead of
 null

---
 lib/OpenLayers/Renderer/Canvas.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/OpenLayers/Renderer/Canvas.js b/lib/OpenLayers/Renderer/Canvas.js
index a9a87bb788..e6883a86ca 100644
--- a/lib/OpenLayers/Renderer/Canvas.js
+++ b/lib/OpenLayers/Renderer/Canvas.js
@@ -626,12 +626,12 @@ OpenLayers.Renderer.Canvas = OpenLayers.Class(OpenLayers.Renderer, {
      * evt - {<OpenLayers.Event>} 
      *
      * Returns:
-     * {<OpenLayers.Feature.Vector} A feature or null.  This method returns a 
+     * {<OpenLayers.Feature.Vector} A feature or undefined.  This method returns a 
      *     feature instead of a feature id to avoid an unnecessary lookup on the
      *     layer.
      */
     getFeatureIdFromEvent: function(evt) {
-        var feature = null;
+        var feature;
         if (this.hitDetection) {
             // this dragging check should go in the feature handler
             if (!this.map.dragging) {