Cleanup typed array setters, the property is guaranteed to be there.

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 158 matching lines @@
 void LookupIterator::ReconfigureDataProperty(Handle<Object> value,
                                              PropertyAttributes attributes) {
   DCHECK(state_ == DATA || state_ == ACCESSOR);
   DCHECK(HolderIsReceiverOrHiddenPrototype());
   Handle<JSObject> holder = GetHolder<JSObject>();
   if (IsElement()) {
     // TODO(verwaest): Clean up.
     if (attributes == NONE && !holder->HasDictionaryElements() &&
         !holder->HasDictionaryArgumentsElements()) {
       ElementsAccessor* accessor = holder->GetElementsAccessor();
-      accessor->Set(holder, index(), value);
+      accessor->Set(handle(holder->elements()), index(), value);
     } else {
       DCHECK(holder->HasFastElements() || holder->HasDictionaryElements() ||
              holder->HasSloppyArgumentsElements());
       Handle<SeededNumberDictionary> d = JSObject::NormalizeElements(holder);
       // TODO(verwaest): Move this into NormalizeElements.
       d->set_requires_slow_elements();
       if (holder->HasDictionaryElements()) {
         JSObject::SetDictionaryElement(holder, index(), value, attributes);
       } else {
         JSObject::SetSloppyArgumentsElement(holder, index(), value, attributes);
@@ skipping 227 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, index_, value);
+    accessor->Set(handle(holder->elements()), index_, 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()) {
     Handle<NameDictionary> property_dictionary =
         handle(holder->property_dictionary());
     property_dictionary->ValueAtPut(dictionary_entry(), *value);
   } else if (property_details_.type() == v8::internal::DATA) {
@@ skipping 65 matching lines @@
       case InterceptorState::kSkipNonMasking:
         return true;
       case InterceptorState::kProcessNonMasking:
         return false;
     }
   }
   return interceptor_state_ == InterceptorState::kProcessNonMasking;
 }
 }  // namespace internal
 }  // namespace v8