| Index: src/mark-compact.cc | 
| diff --git a/src/mark-compact.cc b/src/mark-compact.cc | 
| index e9bd15afb9733eecaff0517180fc92e335b8c448..39736bcc2bdf1ca272623aa62bd4720a5cc7bba7 100644 | 
| --- a/src/mark-compact.cc | 
| +++ b/src/mark-compact.cc | 
| @@ -3670,7 +3670,7 @@ void MarkCompactCollector::EvacuateNewSpaceAndCandidates() { | 
| WeakHashTable* table = | 
| WeakHashTable::cast(heap_->weak_object_to_code_table()); | 
| table->Iterate(&updating_visitor); | 
| -    table->Rehash(heap_->undefined_value()); | 
| +    table->Rehash(heap_->isolate()->factory()->undefined_value()); | 
| } | 
|  | 
| // Update pointers from external string table. | 
|  |