Fixed|libappfw|DialogWidget: Potential null pointer dereference
If DialogWidget::buttonWidget() was called with a label string thatis not the dialog, a null pointer dereference would occur. Now anexception is thrown in this case.
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Fixed|libappfw|DialogWidget: Potential null pointer dereference
If DialogWidget::buttonWidget() was called with a label string that
is not the dialog, a null pointer dereference would occur. Now an
exception is thrown in this case.