[turbofan] Don't check for neutered array buffers eagerly.

src/isolate.cc

Index: src/isolate.cc
diff --git a/src/isolate.cc b/src/isolate.cc
index b5613a8ca50e6f975d3c57c3c25f499182ed61e8..261d77a3f634cd5ae4aee2378af24faf056a6896 100644
--- a/src/isolate.cc
+++ b/src/isolate.cc
@@ -2960,6 +2960,15 @@ void Isolate::InvalidateArrayIteratorProtector() {
   DCHECK(!IsArrayIteratorLookupChainIntact());
 }
 
+void Isolate::InvalidateArrayBufferNeuteringProtector() {
+  DCHECK(factory()->array_buffer_neutering_protector()->value()->IsSmi());
+  DCHECK(IsArrayBufferNeuteringIntact());
+  PropertyCell::SetValueWithInvalidation(
+      factory()->array_buffer_neutering_protector(),
+      handle(Smi::FromInt(kProtectorInvalid), this));
+  DCHECK(!IsArrayBufferNeuteringIntact());
+}
+
 bool Isolate::IsAnyInitialArrayPrototype(Handle<JSArray> array) {
   DisallowHeapAllocation no_gc;
   return IsInAnyContext(*array, Context::INITIAL_ARRAY_PROTOTYPE_INDEX);