From 847584bbbd883cf4f4c98dd4d968c114b00f3247 Mon Sep 17 00:00:00 2001
From: Iain MacDonald <IJMacD@gmail.com>
Date: Mon, 25 Mar 2013 16:16:55 +0000
Subject: [PATCH] Fix imageryProviders Bug

Sometimes imageryProviders is null so accessing providers.length on
line 255 causes a TypeError.
---
 lib/OpenLayers/Layer/Bing.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/OpenLayers/Layer/Bing.js b/lib/OpenLayers/Layer/Bing.js
index 75d527cc3f..06152853f2 100644
--- a/lib/OpenLayers/Layer/Bing.js
+++ b/lib/OpenLayers/Layer/Bing.js
@@ -248,7 +248,7 @@ OpenLayers.Layer.Bing = OpenLayers.Class(OpenLayers.Layer.XYZ, {
             this.map.getProjectionObject(),
             new OpenLayers.Projection("EPSG:4326")
         );
-        var providers = res.imageryProviders,
+        var providers = res.imageryProviders || [],
             zoom = OpenLayers.Util.indexOf(this.serverResolutions,
                                            this.getServerResolution()),
             copyrights = "", provider, i, ii, j, jj, bbox, coverage;