More robust array type check. p=mwootendev, r=me (closes #2959)

git-svn-id: http://svn.openlayers.org/trunk/openlayers@12095 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
2011-06-16 19:16:25 +00:00
parent 54cccc0783
commit 995d612caa
43 changed files with 97 additions and 59 deletions
--- a/lib/OpenLayers/Renderer/Canvas.js
+++ b/lib/OpenLayers/Renderer/Canvas.js
@@ -632,7 +632,7 @@ OpenLayers.Renderer.Canvas = OpenLayers.Class(OpenLayers.Renderer, {
     * features - {Array(<OpenLayers.Feature.Vector>)} 
     */
    eraseFeatures: function(features) {
-        if(!(features instanceof Array)) {
+        if(!(OpenLayers.Util.isArray(features))) {
            features = [features];
        }
        for(var i=0; i<features.length; ++i) {