D24667: Activate when both associatedWidget and menu are null

[Konrad Materka]

kmaterka added reviewers: broulik, nicolasfella.

REPOSITORY
  R289 KNotifications

REVISION DETAIL
  https://phabricator.kde.org/D24667

To: kmaterka, davidedmundson, broulik, nicolasfella
Cc: kde-frameworks-devel, LeGast00n, GB_2, michaelh, ngraham, bruns