No reason to double-bind the beforeunload event. Fixes #6113.

diff --git a/src/event.js b/src/event.js
index 42655c9..b552080 100644 (file)
--- a/src/event.js
+++ b/src/event.js
@@ -520,9 +520,8 @@ jQuery.event = {
                                if ( this.setInterval ) {
                                        this.onbeforeunload = eventHandle;
                                }
-
-                               return false;
                        },
+
                        teardown: function( namespaces, eventHandle ) {
                                if ( this.onbeforeunload === eventHandle ) {
                                        this.onbeforeunload = null;