Share optimized code for closures.

src/frames.h

 // Copyright 2012 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 559 matching lines @@
   virtual void GetFunctions(List<JSFunction*>* functions);
 
   virtual void Summarize(List<FrameSummary>* frames);
 
   DeoptimizationInputData* GetDeoptimizationData(int* deopt_index);
 
  protected:
   inline explicit OptimizedFrame(StackFrameIterator* iterator);
 
  private:
+  JSFunction* LiteralAt(FixedArray* literal_array, int literal_id);
+
   friend class StackFrameIterator;
 };
 
 
 // Arguments adaptor frames are automatically inserted below
 // JavaScript frames when the actual number of parameters does not
 // match the formal number of parameters.
 class ArgumentsAdaptorFrame: public JavaScriptFrame {
  public:
   virtual Type type() const { return ARGUMENTS_ADAPTOR; }
@@ skipping 301 matching lines @@
 };
 
 
 // Reads all frames on the current stack and copies them into the current
 // zone memory.
 Vector<StackFrame*> CreateStackMap(Zone* zone);
 
 } }  // namespace v8::internal
 
 #endif  // V8_FRAMES_H_