Refactor the convertion of a target address into a code object from the debug...

src/debug.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 176 matching lines @@
   // Check whether a code stub with the specified major key is a possible break
   // point location.
   static bool IsSourceBreakStub(Code* code);
   static bool IsBreakStub(Code* code);
 
   // Find the builtin to use for invoking the debug break
   static Handle<Code> FindDebugBreak(RelocInfo* rinfo);
 
   static Handle<Object> GetSourceBreakLocations(
       Handle<SharedFunctionInfo> shared);
-  static Code* GetCodeTarget(Address target);
 
   // Getter for the debug_context.
   inline static Handle<Context> debug_context() { return debug_context_; }
 
   // Check whether a global object is the debug global object.
   static bool IsDebugGlobal(GlobalObject* global);
 
   // Fast check to see if any break points are active.
   inline static bool has_break_points() { return has_break_points_; }
 
@@ skipping 382 matching lines @@
   }
  private:
   Debug::AddressId id_;
   int reg_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_V8_DEBUG_H_