Abort XMLHttpRequest on tile.destroy for WFS. The loadURL function now returns a request object. Thanks pgiraud for the fix. r=crschmidt (closes #964)

git-svn-id: http://svn.openlayers.org/trunk/openlayers@5539 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

tests/Tile/test_WFS.html

@@ -42,7 +42,7 @@
     }
     
     function test_99_Tile_WFS_destroy(t) {
-        t.plan( 6 );
+        t.plan(8);
 
         var layer = {}; // bogus layer
         var position = new OpenLayers.Pixel(10,20);
@@ -56,14 +56,28 @@
         };
 
  
+        var _gAbort = false; 
+        tile.request = { 
+            transport: { 
+                abort: function() { 
+                    _gAbort = true; 
+                } 
+            } 
+        } 
+
+        
         tile.destroy();
 
         t.ok(tile.layer == null, "tile.layer set to null");
         t.ok(tile.bounds == null, "tile.bounds set to null");
         t.ok(tile.size == null, "tile.size set to null");
         t.ok(tile.position == null, "tile.position set to null");
+        t.ok(_gAbort, "request transport is aborted");
         
         t.ok(tile.events == null, "tile.events set to null");
+        
+        tile.requestSuccess({'requestText': '<xml><foo /></xml>'});
+        t.ok(true, "Didn't fail after calling requestSuccess on destroyed tile.");
     }
 
   </script>