Revert of [compiler] Support Object.create(null) inlining in TF

src/objects-inl.h

Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index 8fdbd1b29fe17747243a453339d614af4b76623a..64d0a93cc832bec9ba50a10654e26cf7d837d42f 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -2229,9 +2229,6 @@
   }
 }
 
-inline bool IsSpecialReceiverInstanceType(InstanceType instance_type) {
-  return instance_type <= LAST_SPECIAL_RECEIVER_TYPE;
-}
 
 int JSObject::GetInternalFieldCount(Map* map) {
   int instance_size = map->instance_size();
@@ -4977,12 +4974,6 @@
 bool Map::IsJSTypedArrayMap() { return instance_type() == JS_TYPED_ARRAY_TYPE; }
 bool Map::IsJSDataViewMap() { return instance_type() == JS_DATA_VIEW_TYPE; }
 
-bool Map::IsSpecialReceiverMap() {
-  bool result = IsSpecialReceiverInstanceType(instance_type());
-  DCHECK_IMPLIES(!result,
-                 !has_named_interceptor() && !is_access_check_needed());
-  return result;
-}
 
 bool Map::CanOmitMapChecks() {
   return is_stable() && FLAG_omit_map_checks_for_leaf_maps;