From aa4d8776881dda2a3269f86f7d7f765c6d511748 Mon Sep 17 00:00:00 2001
From: euzuro <euzuro@metacarta.com>
Date: Thu, 1 Jun 2006 11:14:29 +0000
Subject: [PATCH] add definition/instantiation protection for if anyone ever
 wants to subclass off of WMS.js

git-svn-id: http://svn.openlayers.org/trunk/openlayers@492 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
---
 lib/OpenLayers/Layer/WMS.js | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/lib/OpenLayers/Layer/WMS.js b/lib/OpenLayers/Layer/WMS.js
index 0c82317ef4..ff4e4e31e5 100644
--- a/lib/OpenLayers/Layer/WMS.js
+++ b/lib/OpenLayers/Layer/WMS.js
@@ -23,8 +23,15 @@ OpenLayers.Layer.WMS.prototype =
     * @param {hash} params
     */
     initialize: function(name, url, params) {
-        OpenLayers.Layer.Grid.prototype.initialize.apply(this, arguments);
-        OpenLayers.Util.applyDefaults(this.params, this.DEFAULT_PARAMS);
+        var newArguments = new Array();
+        if (arguments.length > 0) {
+            newArguments.push(name, url, params);
+        }
+        OpenLayers.Layer.Grid.prototype.initialize.apply(this, newArguments);
+        
+        if (arguments.length > 0) {
+            OpenLayers.Util.applyDefaults(this.params, this.DEFAULT_PARAMS);
+        }
     },    
     
     /**