[es2015] Remove the @@hasInstance protector cell.

src/lookup.cc

Index: src/lookup.cc
diff --git a/src/lookup.cc b/src/lookup.cc
index b78016142bf9f6a2932a97ae86e9770a1052b9ae..b146f11de28e262f0c06cf87acfa008b96eeb165 100644
--- a/src/lookup.cc
+++ b/src/lookup.cc
@@ -191,9 +191,6 @@ void LookupIterator::InternalUpdateProtector() {
   } else if (*name_ == heap()->is_concat_spreadable_symbol()) {
     if (!isolate_->IsIsConcatSpreadableLookupChainIntact()) return;
     isolate_->InvalidateIsConcatSpreadableProtector();
-  } else if (*name_ == heap()->has_instance_symbol()) {
-    if (!isolate_->IsHasInstanceLookupChainIntact()) return;
-    isolate_->InvalidateHasInstanceProtector();
   } else if (*name_ == heap()->iterator_symbol()) {
     if (!isolate_->IsArrayIteratorLookupChainIntact()) return;
     if (holder_->IsJSArray()) {