Support setting named properties on non-JSObjects.

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 "src/allocation.h"
 #include "src/assert-scope.h"
 #include "src/builtins.h"
@@ skipping 1465 matching lines @@
                                           Handle<Object> object,
                                           Handle<Context> context);
 
   // Converts this to a Smi if possible.
   static MUST_USE_RESULT inline MaybeHandle<Smi> ToSmi(Isolate* isolate,
                                                        Handle<Object> object);
 
   void Lookup(Handle<Name> name, LookupResult* result);
 
   MUST_USE_RESULT static MaybeHandle<Object> GetProperty(LookupIterator* it);
+
+  // Implementation of [[Put]], ECMA-262 5th edition, section 8.12.5.
+  MUST_USE_RESULT static MaybeHandle<Object> SetProperty(
+      Handle<Object> object, Handle<Name> key, Handle<Object> value,
+      StrictMode strict_mode,
+      StoreFromKeyed store_mode = MAY_BE_STORE_FROM_KEYED);
+
   MUST_USE_RESULT static MaybeHandle<Object> SetProperty(
       LookupIterator* it, Handle<Object> value, StrictMode strict_mode,
       StoreFromKeyed store_mode);
   MUST_USE_RESULT static MaybeHandle<Object> WriteToReadOnlyProperty(
       LookupIterator* it, Handle<Object> value, StrictMode strict_mode);
   MUST_USE_RESULT static MaybeHandle<Object> SetDataProperty(
       LookupIterator* it, Handle<Object> value);
   MUST_USE_RESULT static MaybeHandle<Object> AddDataProperty(
       LookupIterator* it, Handle<Object> value, PropertyAttributes attributes,
       StrictMode strict_mode, StoreFromKeyed store_mode);
@@ skipping 438 matching lines @@
 
   // Internal properties (e.g. the hidden properties dictionary) might
   // be added even though the receiver is non-extensible.
   enum ExtensibilityCheck {
     PERFORM_EXTENSIBILITY_CHECK,
     OMIT_EXTENSIBILITY_CHECK
   };
 
   DECLARE_CAST(JSReceiver)
 
-  // Implementation of [[Put]], ECMA-262 5th edition, section 8.12.5.
-  MUST_USE_RESULT static MaybeHandle<Object> SetProperty(
-      Handle<JSReceiver> object,
-      Handle<Name> key,
-      Handle<Object> value,
-      StrictMode strict_mode,
-      StoreFromKeyed store_mode = MAY_BE_STORE_FROM_KEYED);
   MUST_USE_RESULT static MaybeHandle<Object> SetElement(
       Handle<JSReceiver> object,
       uint32_t index,
       Handle<Object> value,
       PropertyAttributes attributes,
       StrictMode strict_mode);
 
   // Implementation of [[HasProperty]], ECMA-262 5th edition, section 8.12.6.
   static inline bool HasProperty(Handle<JSReceiver> object, Handle<Name> name);
   static inline bool HasOwnProperty(Handle<JSReceiver>, Handle<Name> name);
@@ skipping 55 matching lines @@
 
   enum KeyCollectionType { OWN_ONLY, INCLUDE_PROTOS };
 
   // Computes the enumerable keys for a JSObject. Used for implementing
   // "for (n in object) { }".
   MUST_USE_RESULT static MaybeHandle<FixedArray> GetKeys(
       Handle<JSReceiver> object,
       KeyCollectionType type);
 
  private:
-  MUST_USE_RESULT static MaybeHandle<Object> SetProperty(
-      Handle<JSReceiver> receiver,
-      LookupResult* result,
-      Handle<Name> key,
-      Handle<Object> value,
-      StrictMode strict_mode,
-      StoreFromKeyed store_from_keyed);
-
   DISALLOW_IMPLICIT_CONSTRUCTORS(JSReceiver);
 };
 
 // Forward declaration for JSObject::GetOrCreateHiddenPropertiesHashTable.
 class ObjectHashTable;
 
 // Forward declaration for JSObject::Copy.
 class AllocationSite;
 
 
@@ skipping 9163 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_