[runtime] Clean up symbol access in identity hash code

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/assert-scope.h"
@@ skipping 1915 matching lines @@
                                                   ShouldThrow should_throw);
 
 
   static Handle<Object> GetDataProperty(Handle<JSReceiver> object,
                                         Handle<Name> name);
   static Handle<Object> GetDataProperty(LookupIterator* it);
 
 
   // Retrieves a permanent object identity hash code. The undefined value might
   // be returned in case no hash was created yet.
-  inline Object* GetIdentityHash();
+  static inline Handle<Object> GetIdentityHash(Isolate* isolate,
+                                               Handle<JSReceiver> object);
 
   // Retrieves a permanent object identity hash code. May create and store a
   // hash code if needed and none exists.
   inline static Handle<Smi> GetOrCreateIdentityHash(
       Handle<JSReceiver> object);
 
   // ES6 [[OwnPropertyKeys]] (modulo return type)
   MUST_USE_RESULT static MaybeHandle<FixedArray> OwnPropertyKeys(
       Handle<JSReceiver> object) {
     return GetKeys(object, OWN_ONLY, ALL_PROPERTIES, CONVERT_TO_STRING);
@@ skipping 572 matching lines @@
   // backing store, allocate one.
   static Handle<ObjectHashTable> GetOrCreateHiddenPropertiesHashtable(
       Handle<JSObject> object);
 
   // Set the hidden property backing store to either a hash table or
   // the inline-stored identity hash.
   static Handle<Object> SetHiddenPropertiesHashTable(
       Handle<JSObject> object,
       Handle<Object> value);
 
-  MUST_USE_RESULT Object* GetIdentityHash();
+  static Handle<Object> GetIdentityHash(Isolate* isolate,
+                                        Handle<JSObject> object);
 
   static Handle<Smi> GetOrCreateIdentityHash(Handle<JSObject> object);
 
   static Handle<SeededNumberDictionary> GetNormalizedElementDictionary(
       Handle<JSObject> object, Handle<FixedArrayBase> elements);
 
   // Helper for fast versions of preventExtensions, seal, and freeze.
   // attrs is one of NONE, SEALED, or FROZEN (depending on the operation).
   template <PropertyAttributes attrs>
   MUST_USE_RESULT static Maybe<bool> PreventExtensionsWithTransition(
@@ skipping 7254 matching lines @@
 
   // Layout description.
   static const int kTargetOffset = JSReceiver::kHeaderSize;
   static const int kHandlerOffset = kTargetOffset + kPointerSize;
   static const int kHashOffset = kHandlerOffset + kPointerSize;
   static const int kSize = kHashOffset + kPointerSize;
 
   typedef FixedBodyDescriptor<JSReceiver::kPropertiesOffset, kSize, kSize>
       BodyDescriptor;
 
-  MUST_USE_RESULT Object* GetIdentityHash();
+  static Handle<Object> GetIdentityHash(Isolate* isolate,
+                                        Handle<JSProxy> receiver);
 
   static Handle<Smi> GetOrCreateIdentityHash(Handle<JSProxy> proxy);
 
   static Maybe<bool> SetPrivateProperty(Isolate* isolate, Handle<JSProxy> proxy,
                                         Handle<Symbol> private_name,
                                         PropertyDescriptor* desc,
                                         ShouldThrow should_throw);
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(JSProxy);
@@ skipping 1053 matching lines @@
     }
     return value;
   }
 };
 
 
 }  // NOLINT, false-positive due to second-order macros.
 }  // NOLINT, false-positive due to second-order macros.
 
 #endif  // V8_OBJECTS_H_