Fix bug introduced by 4.4.83.18

src/objects.cc

 // Copyright 2013 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 <iomanip>
 #include <sstream>
 
 #include "src/v8.h"
 
 #include "src/accessors.h"
@@ skipping 3274 matching lines @@
         break;
 
       case LookupIterator::INTEGER_INDEXED_EXOTIC:
         return RedefineNonconfigurableProperty(it->isolate(), it->name(), value,
                                                language_mode);
 
       case LookupIterator::DATA: {
         PropertyDetails details = own_lookup.property_details();
         if (details.IsConfigurable() || !details.IsReadOnly()) {
           return JSObject::SetOwnPropertyIgnoreAttributes(
-              Handle<JSObject>(it->GetReceiver()), it->name(), value,
+              Handle<JSObject>::cast(it->GetReceiver()), it->name(), value,
               details.attributes());
         }
         return WriteToReadOnlyProperty(&own_lookup, value, language_mode);
       }
 
       case LookupIterator::ACCESSOR: {
         PropertyDetails details = own_lookup.property_details();
         if (details.IsConfigurable()) {
           return JSObject::SetOwnPropertyIgnoreAttributes(
-              Handle<JSObject>(it->GetReceiver()), it->name(), value,
+              Handle<JSObject>::cast(it->GetReceiver()), it->name(), value,
               details.attributes());
         }
 
         return RedefineNonconfigurableProperty(it->isolate(), it->name(), value,
                                                language_mode);
       }
 
       case LookupIterator::INTERCEPTOR:
       case LookupIterator::JSPROXY: {
         bool found = false;
@@ skipping 13942 matching lines @@
 void PropertyCell::SetValueWithInvalidation(Handle<PropertyCell> cell,
                                             Handle<Object> new_value) {
   if (cell->value() != *new_value) {
     cell->set_value(*new_value);
     Isolate* isolate = cell->GetIsolate();
     cell->dependent_code()->DeoptimizeDependentCodeGroup(
         isolate, DependentCode::kPropertyCellChangedGroup);
   }
 }
 } }  // namespace v8::internal