D16685: Fix issue where there's only one element on the menu

[Marco Martin]

mart accepted this revision.

REPOSITORY
  R858 Qt Quick Controls 2: Desktop Style

BRANCH
  master

REVISION DETAIL
  https://phabricator.kde.org/D16685

To: apol, #frameworks, mart, ngraham
Cc: ngraham, plasma-devel, ragreen, Pitel, ZrenBot, lesliezhai, ali-mohamed, 
jensreuterberg, abetts, sebas, apol, mart