Fixed Coverity issue.
Fixed Coverity issue.

CID 12328: Resource leak (RESOURCE_LEAK)
Calling allocation function "osg::KdTree::cloneType() const". (The virtual call resolves to "osg::Object * osg::KdTree::cloneType() const".) [show details]
Failing to save storage allocated by "this->_kdTreePrototype->cloneType()" leaks it.



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