Remove premature crankshaft optimization of HasInPrototypeChain.

src/js/v8natives.js

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 (function(global, utils) {
 
 %CheckIsBootstrapping();
 
 // ----------------------------------------------------------------------------
 // Imports
@@ skipping 130 matching lines @@
   var name = TO_NAME(value);
   var object = TO_OBJECT(this);
   return %HasOwnProperty(object, name);
 }
 
 
 // ES6 19.1.3.3 Object.prototype.isPrototypeOf(V)
 function ObjectIsPrototypeOf(V) {
   if (!IS_RECEIVER(V)) return false;
   var O = TO_OBJECT(this);
-  return %_HasInPrototypeChain(V, O);
+  return %HasInPrototypeChain(V, O);
 }
 
 
 // ES6 19.1.3.4
 function ObjectPropertyIsEnumerable(V) {
   var P = TO_NAME(V);
   return %PropertyIsEnumerable(TO_OBJECT(this), P);
 }
 
 
@@ skipping 1019 matching lines @@
   to.ObjectDefineProperties = ObjectDefineProperties;
   to.ObjectDefineProperty = ObjectDefineProperty;
   to.ObjectHasOwnProperty = ObjectHasOwnProperty;
 });
 
 %InstallToContext([
   "object_value_of", ObjectValueOf,
 ]);
 
 })