This fixes a regression where all of the properties of
Qt.inputMethod.locale were undefined.
Change-Id: Id33890a78296709baad6aeda96d74ca8cb39c61d
Task-number: QTBUG-47916
Reviewed-by: Mitch Curtis <mitch.curtis@theqtcompany.com>
Reviewed-by: Simon Hausmann <simon.hausmann@theqtcompany.com>