--- old/src/share/vm/code/codeBlob.hpp	2013-10-11 15:44:35.429819673 +0200
+++ new/src/share/vm/code/codeBlob.hpp	2013-10-11 15:44:35.201819681 +0200
@@ -30,6 +30,16 @@
 #include "runtime/frame.hpp"
 #include "runtime/handles.hpp"
 
+// CodeBlob Types
+// Used in the CodeCache to assign CodeBlobs to different CodeHeaps
+struct CodeBlobType {
+  enum {
+    MethodNonProfiled   = 0,    // Tier 1 and tier 4 (non-profiled) nmethods (including native nmethods)
+    MethodProfiled      = 1,    // Tier 2 and Tier 3 (profiled) nmethods
+    NonMethod           = 2     // Non-methods like Buffers, Adapters and Runtime Stubs
+  };
+};
+
 // CodeBlob - superclass for all entries in the CodeCache.
 //
 // Suptypes are:
@@ -386,9 +396,6 @@
     return (pc == unpack_pc || (pc + frame::pc_return_offset) == unpack_pc);
   }
 
-
-
-
   // GC for args
   void preserve_callee_argument_oops(frame fr, const RegisterMap *reg_map, OopClosure* f) { /* Nothing to do */ }