Introduce IsUndefined(Isolate*) and IsTheHole(Isolate*)

src/property-descriptor.cc

 // Copyright 2011 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.
 
 #include "src/property-descriptor.h"
 
 #include "src/bootstrapper.h"
 #include "src/factory.h"
 #include "src/isolate-inl.h"
 #include "src/lookup.h"
@@ skipping 231 matching lines @@
   // getter?
   Handle<Object> getter;
   // 16 through 18b.
   if (!GetPropertyIfPresent(receiver, isolate->factory()->get_string(),
                             &getter)) {
     return false;
   }
   if (!getter.is_null()) {
     // 18c. If IsCallable(getter) is false and getter is not undefined,
     // throw a TypeError exception.
-    if (!getter->IsCallable() && !getter->IsUndefined()) {
+    if (!getter->IsCallable() && !getter->IsUndefined(isolate)) {
       isolate->Throw(*isolate->factory()->NewTypeError(
           MessageTemplate::kObjectGetterCallable, getter));
       return false;
     }
     // 18d. Set the [[Get]] field of desc to getter.
     desc->set_get(getter);
   }
   // setter?
   Handle<Object> setter;
   // 19 through 21b.
   if (!GetPropertyIfPresent(receiver, isolate->factory()->set_string(),
                             &setter)) {
     return false;
   }
   if (!setter.is_null()) {
     // 21c. If IsCallable(setter) is false and setter is not undefined,
     // throw a TypeError exception.
-    if (!setter->IsCallable() && !setter->IsUndefined()) {
+    if (!setter->IsCallable() && !setter->IsUndefined(isolate)) {
       isolate->Throw(*isolate->factory()->NewTypeError(
           MessageTemplate::kObjectSetterCallable, setter));
       return false;
     }
     // 21d. Set the [[Set]] field of desc to setter.
     desc->set_set(setter);
   }
 
   // 22. If either desc.[[Get]] or desc.[[Set]] is present, then
   // 22a. If either desc.[[Value]] or desc.[[Writable]] is present,
@@ skipping 48 matching lines @@
   //    Desc.[[Enumerable]] to like.[[Enumerable]].
   if (!desc->has_enumerable()) desc->set_enumerable(false);
   // 7. If Desc does not have a [[Configurable]] field, set
   //    Desc.[[Configurable]] to like.[[Configurable]].
   if (!desc->has_configurable()) desc->set_configurable(false);
   // 8. Return Desc.
 }
 
 }  // namespace internal
 }  // namespace v8