Fixes: NB#257571, COREWEB: /usr/bin/meego-im-uiserver 'operator== QFont::operator== QFont::resolve QPainter::setFont MImKeyArea::paint'
Fixes: NB#257571, COREWEB: /usr/bin/meego-im-uiserver 'operator== QFont::operator== QFont::resolve QPainter::setFont MImKeyArea::paint'

RevBy: Ning Chi, Pekka Vuorela
Details: fix was made without being able to reproduce the problem.  It seems
clear from the backtrace that keyFontData being uninitialized causes the
crash but it's not clear in which scenario it is uninitialized before font()
is called.

RHawkeyed/plugins,develersrl/maliit-demo-qml,develersrl/maliit-demo-qml,KDE/plasma-maliit-plugins,KDE/plasma-maliit-plugins,maliit/plugins,develersrl/maliit-demo-qml,RHawkeyed/plugins,maliit/plugins,RHawkeyed/plugins,KDE/plasma-maliit-plugins,maliit/plugins,RHawkeyed/plugins,develersrl/maliit-demo-qml,RHawkeyed/plugins,maliit/plugins,KDE/plasma-maliit-plugins