Removed redudent makeCurrentImplementation() that was causing a crash in osgscreencapture.
Removed redudent makeCurrentImplementation() that was causing a crash in osgscreencapture.


ntoand/osg,XiaoCC/osg,stmh/osg,omega-hub/osg,ghub/osg,stmh/osg,ntoand/osg,koshman86/osg,ntoand/osg,stmh/osg,stmh/osg,ghub/osg,artoolkit/osg,omega-hub/osg,ghub/osg,XiaoCC/osg,stmh/osg,koshman86/osg,omega-hub/osg,artoolkit/osg,artoolkit/osg,koshman86/osg,omega-hub/osg,ntoand/osg,XiaoCC/osg,koshman86/osg,artoolkit/osg,ghub/osg,XiaoCC/osg,XiaoCC/osg