| Index: src/heap/heap.cc
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| diff --git a/src/heap/heap.cc b/src/heap/heap.cc
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| index 73018849794af8625fa62bee08179af46712f5f6..5dfecdd4eeddbd8a730c17298c8078d1494fa331 100644
 | 
| --- a/src/heap/heap.cc
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| +++ b/src/heap/heap.cc
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| @@ -2865,6 +2865,10 @@ void Heap::CreateInitialObjects() {
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|    cell->set_value(Smi::FromInt(Isolate::kArrayProtectorValid));
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|    set_string_length_protector(*cell);
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|  
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| +  Handle<Cell> array_iterator_cell = factory->NewCell(
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| +      handle(Smi::FromInt(Isolate::kArrayProtectorValid), isolate()));
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| +  set_array_iterator_protector(*array_iterator_cell);
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| +
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|    set_serialized_templates(empty_fixed_array());
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|  
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|    set_weak_stack_trace_list(Smi::kZero);
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| 
 |