[builtins] Migrate a bunch of Object builtins to C++.

src/runtime/runtime-object.cc

 // Copyright 2014 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/runtime/runtime-utils.h"
 
 #include "src/arguments.h"
 #include "src/bootstrapper.h"
 #include "src/debug/debug.h"
 #include "src/isolate-inl.h"
@@ skipping 273 matching lines @@
   PropertyDescriptor desc;
   Maybe<bool> found = JSReceiver::GetOwnPropertyDescriptor(
       isolate, Handle<JSReceiver>::cast(object), key, &desc);
   MAYBE_RETURN(found, isolate->heap()->exception());
   // 4. Return FromPropertyDescriptor(desc).
   if (!found.FromJust()) return isolate->heap()->undefined_value();
   return *desc.ToObject(isolate);
 }
 
 
-RUNTIME_FUNCTION(Runtime_PreventExtensions) {
-  HandleScope scope(isolate);
-  DCHECK(args.length() == 1);
-  CONVERT_ARG_HANDLE_CHECKED(JSReceiver, obj, 0);
-  MAYBE_RETURN(JSReceiver::PreventExtensions(obj, Object::THROW_ON_ERROR),
-               isolate->heap()->exception());
-  return *obj;
-}
-
-
-RUNTIME_FUNCTION(Runtime_IsExtensible) {
-  HandleScope scope(isolate);
-  DCHECK(args.length() == 1);
-  CONVERT_ARG_HANDLE_CHECKED(JSReceiver, obj, 0);
-  Maybe<bool> result = JSReceiver::IsExtensible(obj);
-  MAYBE_RETURN(result, isolate->heap()->exception());
-  return isolate->heap()->ToBoolean(result.FromJust());
-}
-
-
 RUNTIME_FUNCTION(Runtime_OptimizeObjectForAddingMultipleProperties) {
   HandleScope scope(isolate);
   DCHECK(args.length() == 2);
   CONVERT_ARG_HANDLE_CHECKED(JSObject, object, 0);
   CONVERT_SMI_ARG_CHECKED(properties, 1);
   // Conservative upper limit to prevent fuzz tests from going OOM.
   RUNTIME_ASSERT(properties <= 100000);
   if (object->HasFastProperties() && !object->IsJSGlobalProxy()) {
     JSObject::NormalizeProperties(object, KEEP_INOBJECT_PROPERTIES, properties,
                                   "OptimizeForAdding");
   }
   return *object;
 }
 
 
-RUNTIME_FUNCTION(Runtime_ObjectFreeze) {
-  HandleScope scope(isolate);
-  DCHECK(args.length() == 1);
-  CONVERT_ARG_HANDLE_CHECKED(JSReceiver, object, 0);
-
-  MAYBE_RETURN(
-      JSReceiver::SetIntegrityLevel(object, FROZEN, Object::THROW_ON_ERROR),
-      isolate->heap()->exception());
-  return *object;
-}
-
-
-RUNTIME_FUNCTION(Runtime_ObjectIsFrozen) {
-  HandleScope scope(isolate);
-  DCHECK(args.length() == 1);
-  CONVERT_ARG_HANDLE_CHECKED(JSReceiver, object, 0);
-
-  Maybe<bool> result = JSReceiver::TestIntegrityLevel(object, FROZEN);
-  MAYBE_RETURN(result, isolate->heap()->exception());
-  return isolate->heap()->ToBoolean(result.FromJust());
-}
-
-
-RUNTIME_FUNCTION(Runtime_ObjectSeal) {
-  HandleScope scope(isolate);
-  DCHECK(args.length() == 1);
-  CONVERT_ARG_HANDLE_CHECKED(JSReceiver, object, 0);
-
-  MAYBE_RETURN(
-      JSReceiver::SetIntegrityLevel(object, SEALED, Object::THROW_ON_ERROR),
-      isolate->heap()->exception());
-  return *object;
-}
-
-
-RUNTIME_FUNCTION(Runtime_ObjectIsSealed) {
-  HandleScope scope(isolate);
-  DCHECK(args.length() == 1);
-  CONVERT_ARG_HANDLE_CHECKED(JSReceiver, object, 0);
-
-  Maybe<bool> result = JSReceiver::TestIntegrityLevel(object, SEALED);
-  MAYBE_RETURN(result, isolate->heap()->exception());
-  return isolate->heap()->ToBoolean(result.FromJust());
-}
-
-
 RUNTIME_FUNCTION(Runtime_LoadGlobalViaContext) {
   HandleScope scope(isolate);
   DCHECK_EQ(1, args.length());
   CONVERT_SMI_ARG_CHECKED(slot, 0);
 
   // Go up context chain to the script context.
   Handle<Context> script_context(isolate->context()->script_context(), isolate);
   DCHECK(script_context->IsScriptContext());
   DCHECK(script_context->get(slot)->IsPropertyCell());
 
@@ skipping 1030 matching lines @@
   DCHECK(args.length() == 2);
   CONVERT_ARG_HANDLE_CHECKED(Object, o, 0);
   CONVERT_ARG_HANDLE_CHECKED(Object, properties, 1);
   ASSIGN_RETURN_FAILURE_ON_EXCEPTION(
       isolate, o, JSReceiver::DefineProperties(isolate, o, properties));
   return *o;
 }
 
 }  // namespace internal
 }  // namespace v8