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

src/accessors.cc

Index: src/accessors.cc
diff --git a/src/accessors.cc b/src/accessors.cc
index 7649896a40246e3b625424f19a7541699040618a..74238eb168e832952a608d24f2da66fffcea172d 100644
--- a/src/accessors.cc
+++ b/src/accessors.cc
@@ -571,7 +571,7 @@ void Accessors::ScriptEvalFromScriptGetter(
   Handle<Script> script(
       Script::cast(Handle<JSValue>::cast(object)->value()), isolate);
   Handle<Object> result = isolate->factory()->undefined_value();
-  if (!script->eval_from_shared()->IsUndefined()) {
+  if (!script->eval_from_shared()->IsUndefined(isolate)) {
     Handle<SharedFunctionInfo> eval_from_shared(
         SharedFunctionInfo::cast(script->eval_from_shared()));
     if (eval_from_shared->script()->IsScript()) {
@@ -637,11 +637,11 @@ void Accessors::ScriptEvalFromFunctionNameGetter(
   Handle<Script> script(
       Script::cast(Handle<JSValue>::cast(object)->value()), isolate);
   Handle<Object> result = isolate->factory()->undefined_value();
-  if (!script->eval_from_shared()->IsUndefined()) {
+  if (!script->eval_from_shared()->IsUndefined(isolate)) {
     Handle<SharedFunctionInfo> shared(
         SharedFunctionInfo::cast(script->eval_from_shared()));
     // Find the name of the function calling eval.
-    if (!shared->name()->IsUndefined()) {
+    if (!shared->name()->IsUndefined(isolate)) {
       result = Handle<Object>(shared->name(), isolate);
     } else {
       result = Handle<Object>(shared->inferred_name(), isolate);
@@ -1132,7 +1132,7 @@ static void ModuleGetExport(v8::Local<v8::Name> property,
     return;
   }
   Object* value = context->get(slot);
-  if (value->IsTheHole()) {
+  if (value->IsTheHole(isolate)) {
     Handle<Name> name = v8::Utils::OpenHandle(*property);
 
     Handle<Object> exception = isolate->factory()->NewReferenceError(