def89d7171
Cameras can be dynamically added or removed on OS X. Make sure the cache is updated often enough so QCameraInfo::availableCameras() return an up to date list. Task-number: QTBUG-39708 Change-Id: Id806d52278e1a29163fcc6707da7f86c0f3e7c0d Reviewed-by: Timur Pocheptsov <Timur.Pocheptsov@digia.com>