decompose addResults() function

git-svn-id: http://svn.openlayers.org/trunk/openlayers@989 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Tile/WFS.js

@@ -90,13 +90,21 @@ OpenLayers.Tile.WFS.prototype =
         
         var resultFeatures = doc.getElementsByTagName("featureMember");
             
+        
+    },
+
+    /**
+     * @param {Object} results
+     */
+    addResults: function(results) {
+
         //clear old featureList
         this.features = new Array();
 
-        for (var i=0; i < resultFeatures.length; i++) {
+        for (var i=0; i < results.length; i++) {
         
             var feature = new this.layer.featureClass(this.layer, 
-                                                      resultFeatures[i]);
+                                                      results[i]);
             this.features.append(feature);
         }