Make code gcc 3.4 clean

llvm-svn: 9719
diff --git a/llvm/lib/VMCore/PassManagerT.h b/llvm/lib/VMCore/PassManagerT.h
index 157f806..a715f51 100644
--- a/llvm/lib/VMCore/PassManagerT.h
+++ b/llvm/lib/VMCore/PassManagerT.h
@@ -141,7 +141,7 @@
 
   friend class PassManagerTraits<UnitType>::PassClass;
   friend class PassManagerTraits<UnitType>::SubPassClass;  
-  friend class Traits;
+  friend class PassManagerTraits<UnitType>;
   friend class ImmutablePass;
 
   std::vector<PassClass*> Passes;    // List of passes to run