D19732: [KWidgetAddons] Fix build with Qt 5.13

[Aleix Pol Gonzalez]

apol closed this revision.

REPOSITORY
  R236 KWidgetsAddons

REVISION DETAIL
  https://phabricator.kde.org/D19732

To: matthieugras, apol
Cc: mlaurent, ngraham, kde-frameworks-devel, LeGast00n, michaelh, bruns