Fix the following error with Duct Tape - long term solution still

Fix the following error with Duct Tape - long term solution still
recommended ;-)

/home/jmayer/work/wireshark/svn/trunk/ui/qt/summary_dialog.cpp:67:5: error: no matching
+member function for call to 'connect'
    connect(bRefresh, SIGNAL(clicked()), this, SLOT(RefreshData()));
    ^~~~~~~
/usr/include/QtCore/qobject.h:199:36: note: candidate function not viable: cannot
+convert argument of incomplete type 'QPushButton *' to 'const QObject *'
    static QMetaObject::Connection connect(const QObject *sender, const char *signal,
                                   ^
/usr/include/QtCore/qobject.h:202:36: note: candidate function not viable: cannot
+convert argument of incomplete type 'QPushButton *' to 'const QObject *'
    static QMetaObject::Connection connect(const QObject *sender, const QMetaMethod
+&signal,

...

svn path=/trunk/; revision=50831