Unregister an event handler to be called when an event is dispatched.
canReflect.offKeyValue( obj, key, handler, queueName )
Removes a handlers from being called when
key changes are
// Removes `handler` if it is in the notify queue. canReflect.offKeyValue( obj, "prop", handler, "notify" )
The name of the event to remove. If not specified, all events are removed.
The handler that will be removed from the event. If not specified, all handlers for the event are removed.
The name of the can-queues queue the handler was registered on. Defaults to