Use entry rather than index in ElementsAccessor::Set

src/lookup.cc

 // Copyright 2014 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.
 
 #include "src/v8.h"
 
 #include "src/bootstrapper.h"
 #include "src/deoptimizer.h"
 #include "src/lookup.h"
 #include "src/lookup-inl.h"
@@ skipping 396 matching lines @@
   Handle<Object> value = FetchValue();
   return value;
 }
 
 
 void LookupIterator::WriteDataValue(Handle<Object> value) {
   DCHECK_EQ(DATA, state_);
   Handle<JSObject> holder = GetHolder<JSObject>();
   if (IsElement()) {
     ElementsAccessor* accessor = holder->GetElementsAccessor();
-    accessor->Set(holder->elements(), index_, *value);
+    accessor->Set(holder->elements(), number_, *value);
   } else if (holder->IsGlobalObject()) {
     Handle<GlobalDictionary> property_dictionary =
         handle(holder->global_dictionary());
     PropertyCell::UpdateCell(property_dictionary, dictionary_entry(), value,
                              property_details_);
   } else if (holder_map_->is_dictionary_map()) {
     NameDictionary* property_dictionary = holder->property_dictionary();
     property_dictionary->ValueAtPut(dictionary_entry(), *value);
   } else if (property_details_.type() == v8::internal::DATA) {
     holder->WriteToField(descriptor_number(), *value);
@@ skipping 64 matching lines @@
       case InterceptorState::kSkipNonMasking:
         return true;
       case InterceptorState::kProcessNonMasking:
         return false;
     }
   }
   return interceptor_state_ == InterceptorState::kProcessNonMasking;
 }
 }  // namespace internal
 }  // namespace v8