[runtime] Migrate Object.create to C++.

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 1818 matching lines @@
   MUST_USE_RESULT static Maybe<bool> DeleteProperty(LookupIterator* it,
                                                     LanguageMode language_mode);
   MUST_USE_RESULT static Maybe<bool> DeleteElement(
       Handle<JSReceiver> object, uint32_t index,
       LanguageMode language_mode = SLOPPY);
 
   MUST_USE_RESULT static Object* DefineProperty(Isolate* isolate,
                                                 Handle<Object> object,
                                                 Handle<Object> name,
                                                 Handle<Object> attributes);
-  MUST_USE_RESULT static Object* DefineProperties(Isolate* isolate,
-                                                  Handle<Object> object,
-                                                  Handle<Object> properties);
+  MUST_USE_RESULT static MaybeHandle<Object> DefineProperties(
+      Isolate* isolate, Handle<Object> object, Handle<Object> properties);
 
   // "virtual" dispatcher to the correct [[DefineOwnProperty]] implementation.
   MUST_USE_RESULT static Maybe<bool> DefineOwnProperty(
       Isolate* isolate, Handle<JSReceiver> object, Handle<Object> key,
       PropertyDescriptor* desc, ShouldThrow should_throw);
 
   // ES6 7.3.4 (when passed DONT_THROW)
   MUST_USE_RESULT static Maybe<bool> CreateDataProperty(
       LookupIterator* it, Handle<Object> value, ShouldThrow should_throw);
 
@@ skipping 8868 matching lines @@
     }
     return value;
   }
 };
 
 
 }  // NOLINT, false-positive due to second-order macros.
 }  // NOLINT, false-positive due to second-order macros.
 
 #endif  // V8_OBJECTS_H_