D21514: MobileTextActionsToolBar: fix runtime warnings when controlRoot isn't set yet

[Alexander Stippich]

astippich added a comment.


  +1, also fixes the warnings in Elisa

REPOSITORY
  R858 Qt Quick Controls 2: Desktop Style

REVISION DETAIL
  https://phabricator.kde.org/D21514

To: dfaure, mart, apol, broulik
Cc: astippich, plasma-devel, LeGast00n, jraleigh, fbampaloukas, GB_2, ragreen, Pitel, ZrenBot, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, mart
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