Fix GCC 4.6 / Ubuntu compile failure.

diff --git a/simgear/scene/material/EffectCullVisitor.cxx b/simgear/scene/material/EffectCullVisitor.cxx
index 4f84552e56584dda0cc1ea3ee4ef583b869b0595..22d1ab02e25f5fe2d24b3548a495764cc4457dbd 100644 (file)
--- a/simgear/scene/material/EffectCullVisitor.cxx
+++ b/simgear/scene/material/EffectCullVisitor.cxx
@@ -40,7 +40,6 @@ EffectCullVisitor::EffectCullVisitor(bool collectLights) :
 }
 
 EffectCullVisitor::EffectCullVisitor(const EffectCullVisitor& rhs) :
-    osg::Referenced(rhs),
     CullVisitor(rhs)
 {
 }