Replace Set*Callback with TransitionToAccessorPair

src/objects.h

 // Copyright 2012 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 2292 matching lines @@
                               Handle<Object> value,
                               PropertyAttributes attributes);
 
   MUST_USE_RESULT static MaybeHandle<Object> DeletePropertyWithInterceptor(
       LookupIterator* it);
 
   bool ReferencesObjectFromElements(FixedArray* elements,
                                     ElementsKind kind,
                                     Object* object);
 
-  static bool CanSetCallback(Handle<JSObject> object, Handle<Name> name);
-  static void SetElementCallback(Handle<JSObject> object,
-                                 uint32_t index,
-                                 Handle<Object> structure,
-                                 PropertyAttributes attributes);
-  static void SetPropertyCallback(Handle<JSObject> object,
-                                  Handle<Name> name,
-                                  Handle<Object> structure,
-                                  PropertyAttributes attributes);
-
   // Return the hash table backing store or the inline stored identity hash,
   // whatever is found.
   MUST_USE_RESULT Object* GetHiddenPropertiesHashTable();
 
   // Return the hash table backing store for hidden properties.  If there is no
   // backing store, allocate one.
   static Handle<ObjectHashTable> GetOrCreateHiddenPropertiesHashtable(
       Handle<JSObject> object);
 
   // Set the hidden property backing store to either a hash table or
@@ skipping 8470 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_