Do not use possibly stale values for cache size, etc.

src/objects.h

 // Copyright 2010 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 2595 matching lines @@
 
   static const int kEntrySize = 2;  // key + value
 
   static const int kFactoryOffset = kHeaderSize;
   static const int kFingerOffset = kFactoryOffset + kPointerSize;
   static const int kCacheSizeOffset = kFingerOffset + kPointerSize;
 
   inline void MakeZeroSize();
   inline void Clear();
 
+  inline int size();
+  inline void set_size(int size);
+  inline int finger_index();
+  inline void set_finger_index(int finger_index);
+
   // Casting
   static inline JSFunctionResultCache* cast(Object* obj);
 
 #ifdef DEBUG
   void JSFunctionResultCacheVerify();
 #endif
 };
 
 
 // The cache for maps used by normalized (dictionary mode) objects.
@@ skipping 3767 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_