[deoptimizer] Initialize array iterator index to zero to make heap-verify happy.

src/deoptimizer.cc

Index: src/deoptimizer.cc
diff --git a/src/deoptimizer.cc b/src/deoptimizer.cc
index 440495f5a483de65fd9af677eceb1703ddf6ecbd..a22a696d9325560e6be09bc4b8d890b7132e94ca 100644
--- a/src/deoptimizer.cc
+++ b/src/deoptimizer.cc
@@ -3724,6 +3724,8 @@ Handle<Object> TranslatedState::MaterializeCapturedObjectAt(
       Handle<JSArrayIterator> object = Handle<JSArrayIterator>::cast(
           isolate_->factory()->NewJSObjectFromMap(map, NOT_TENURED));
       slot->value_ = object;
+      // Initialize the index to zero to make the heap verifier happy.
+      object->set_index(Smi::FromInt(0));
       Handle<Object> properties = materializer.FieldAt(value_index);
       Handle<Object> elements = materializer.FieldAt(value_index);
       Handle<Object> iterated_object = materializer.FieldAt(value_index);