Connections::enabled not available with import Qt Quick 2.0

import QtQuick 2.0
import QtQuick.Window 2.2

Window {
  visible: true
  width: 640
  height: 480
  title: qsTr("Connections::enabled")

  Connections {
    target: someItem
    enabled: false
  }

  Item {
    id: someItem
  }
}