Fixed override method inconsistency
Fixed override method inconsistency

jtorresfabra/osg,tomasthoresen/osg,jtorresfabra/osg,marchelbling/osg,marchelbling/osg,openscenegraph/osg,scrawl/osg,tomasthoresen/osg,marchelbling/osg,openscenegraph/osg,marchelbling/osg,openscenegraph/osg,tomasthoresen/osg,tomasthoresen/osg,jtorresfabra/osg,scrawl/osg,scrawl/osg,jtorresfabra/osg,openscenegraph/osg,scrawl/osg