From f8099e9ab10e60209f4bb739f25c204c10374947 Mon Sep 17 00:00:00 2001
From: fredj <frederic.junod@camptocamp.com>
Date: Fri, 10 Feb 2012 13:46:13 +0100
Subject: [PATCH] Unset crossOrigin when setting blankImageUrl to the image.

Tested with FF 10, Chrome 16 and 18.
---
 lib/OpenLayers/Tile/Image.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/OpenLayers/Tile/Image.js b/lib/OpenLayers/Tile/Image.js
index 309976a22f..dfbf1bda43 100644
--- a/lib/OpenLayers/Tile/Image.js
+++ b/lib/OpenLayers/Tile/Image.js
@@ -315,7 +315,9 @@ OpenLayers.Tile.Image = OpenLayers.Class(OpenLayers.Tile, {
             } else {
                 OpenLayers.Event.observe(img, "load", load);
                 OpenLayers.Event.observe(img, "error", load);
-                delete img.crossOrigin;
+                if (img.crossOrigin) {
+                    img.crossOrigin = null;
+                }
                 img.src = this.blankImageUrl;
             }
         }