This event is emitted when an AJAX request was aborted.
The event is emitted on the layer that caused the request.
Also see up:fragment:aborted.
up:fragment:aborted
The aborted request.
The layer this request is associated with.
If this request was intended to update an existing fragment, this is that fragment's layer.
If this request was intended to open an overlay, the associated layer is the future overlay's parent layer.
The link or form element that caused the request.
