--- old/src/share/vm/gc/shared/genCollectedHeap.hpp	2016-09-20 11:02:02.297834494 +0200
+++ new/src/share/vm/gc/shared/genCollectedHeap.hpp	2016-09-20 11:02:02.165829340 +0200
@@ -402,16 +402,16 @@
                      CodeBlobToOopClosure* code_roots);
 
  public:
-  static const bool StrongAndWeakRoots = false;
-  static const bool StrongRootsOnly    = true;
+  void young_process_roots(StrongRootsScope* scope,
+                           OopsInGenClosure* root_closure,
+                           OopsInGenClosure* old_gen_closure,
+                           CLDClosure* cld_closure);
 
-  void gen_process_roots(StrongRootsScope* scope,
-                         GenerationType type,
+  void old_process_roots(StrongRootsScope* scope,
                          bool young_gen_as_roots,
                          ScanningOption so,
                          bool only_strong_roots,
-                         OopsInGenClosure* not_older_gens,
-                         OopsInGenClosure* older_gens,
+                         OopsInGenClosure* root_closure,
                          CLDClosure* cld_closure);
 
   // Apply "root_closure" to all the weak roots of the system.