forward port: don't crash on messagebox
forward port: don't crash on messagebox

svn path=/trunk/KDE/kdepim/akregator/; revision=474148

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi