D27809: decorationbridge: Fix crash on plasma mobile

apol created this revision.
apol added a reviewer: KWin.
Herald added a project: KWin.
Herald added a subscriber: kwin.
apol requested review of this revision.

REVISION SUMMARY
  For some reason there m_settings is null there, don't crash in this case.
  The code definitely contemplates the possibility since it's null by default and on some DecorationBridge::reconfigure() paths.

REPOSITORY
  R108 KWin

BRANCH
  fix-crash-supportInfo

REVISION DETAIL
  https://phabricator.kde.org/D27809

AFFECTED FILES
  decorations/decorationbridge.cpp

To: apol, #kwin
Cc: kwin, Orage, LeGast00n, The-Feren-OS-Dev, cblack, jraleigh, zachus, fbampaloukas, GB_2, mkulinski, ragreen, jackyalcine, iodelay, crozbo, bwowk, ZrenBot, ngraham, alexeymin, himcesjf, lesliezhai, ali-mohamed, hardening, romangg, jensreuterberg, abetts, sebas, apol, ahiemstra, mart