Do not eagerly instantiate accessors' JSFunction.

src/objects.h

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_OBJECTS_H_
 #define V8_OBJECTS_H_
 
 #include <iosfwd>
 
 #include "src/allocation.h"
@@ skipping 10322 matching lines @@
   DECL_ACCESSORS(setter, Object)
 
   DECLARE_CAST(AccessorPair)
 
   static Handle<AccessorPair> Copy(Handle<AccessorPair> pair);
 
   inline Object* get(AccessorComponent component);
   inline void set(AccessorComponent component, Object* value);
 
   // Note: Returns undefined instead in case of a hole.
-  Object* GetComponent(AccessorComponent component);
+  static Handle<Object> GetComponent(Handle<AccessorPair> accessor_pair,
+                                     AccessorComponent component);
 
   // Set both components, skipping arguments which are a JavaScript null.
   inline void SetComponents(Object* getter, Object* setter);
 
   inline bool Equals(AccessorPair* pair);
   inline bool Equals(Object* getter_value, Object* setter_value);
 
   inline bool ContainsAccessor();
 
   // Dispatched behavior.
@@ skipping 440 matching lines @@
     }
     return value;
   }
 };
 
 
 }  // NOLINT, false-positive due to second-order macros.
 }  // NOLINT, false-positive due to second-order macros.
 
 #endif  // V8_OBJECTS_H_