As discussed on the phone, I'd like your thoughts on the...

src/codegen.h

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 178 matching lines @@
   CEntryStub() { }
 
   void Generate(MacroAssembler* masm) { GenerateBody(masm, false); }
 
  protected:
   void GenerateBody(MacroAssembler* masm, bool is_debug_break);
   void GenerateCore(MacroAssembler* masm,
                     Label* throw_normal_exception,
                     Label* throw_out_of_memory_exception,
                     StackFrame::Type frame_type,
-                    bool do_gc);
+                    bool do_gc,
+                    bool always_allocate_scope);
   void GenerateThrowTOS(MacroAssembler* masm);
   void GenerateThrowOutOfMemory(MacroAssembler* masm);
 
  private:
   Major MajorKey() { return CEntry; }
   int MinorKey() { return 0; }
 
   const char* GetName() { return "CEntryStub"; }
 };
 
@@ skipping 69 matching lines @@
     PrintF("ArgumentsAccessStub (type %d)\n", type_);
   }
 #endif
 };
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CODEGEN_H_