Changes: symbol view: resize immediately on orientation change
Changes: symbol view: resize immediately on orientation change

RevBy: Pekka Vuorela, Jarno Malmari
Details: setPreferredWidth() and friends caused actual resizing to happen
after returning to the event loop, which meant that the size was temporarily
wrong after finishing orientation change.

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