Clearing event handlers on unload is no longer necessary in any version of IE. This...

diff --git a/src/event.js b/src/event.js
index 22c9585..b66cfab 100644 (file)
--- a/src/event.js
+++ b/src/event.js
@@ -1177,21 +1177,4 @@ jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblcl
        }
 });
 
-// Prevent memory leaks in IE
-// Window isn't included so as not to unbind existing unload events
-// More info:
-//  - http://isaacschlueter.com/2006/10/msie-memory-leaks/
-if ( window.attachEvent && !window.addEventListener ) {
-       jQuery(window).bind("unload", function() {
-               for ( var id in jQuery.cache ) {
-                       if ( jQuery.cache[ id ].handle ) {
-                               // Try/Catch is to handle iframes being unloaded, see #4280
-                               try {
-                                       jQuery.event.remove( jQuery.cache[ id ].handle.elem );
-                               } catch(e) {}
-                       }
-               }
-       });
-}
-
 })( jQuery );