Fix japanese character is not printed without specifing font-family like "MS PMincho".
Fix japanese character is not printed without specifing font-family like "MS PMincho".

Fix qfont_win.cpp like qfont_qws.cpp

kobolabs/qt-everywhere-4.8.0,kobolabs/qt-everywhere-4.8.0,kobolabs/qt-everywhere-4.8.0,kobolabs/qt-everywhere-4.8.0,kobolabs/qt-everywhere-4.8.0,kobolabs/qt-everywhere-4.8.0,kobolabs/qt-everywhere-4.8.0,kobolabs/qt-everywhere-4.8.0,kobolabs/qt-everywhere-4.8.0,kobolabs/qt-everywhere-4.8.0