Handlify JSObject::LookupAccessor method.

src/runtime.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 10564 matching lines @@
   } else {
     ASSERT(array->HasFastSmiOrObjectElements() ||
            array->HasFastDoubleElements());
     uint32_t actual_length = static_cast<uint32_t>(array->elements()->length());
     return *isolate->factory()->NewNumberFromUint(Min(actual_length, length));
   }
 }
 
 
 RUNTIME_FUNCTION(MaybeObject*, Runtime_LookupAccessor) {
-  SealHandleScope shs(isolate);
+  HandleScope scope(isolate);
   ASSERT(args.length() == 3);
-  CONVERT_ARG_CHECKED(JSReceiver, receiver, 0);
-  CONVERT_ARG_CHECKED(Name, name, 1);
+  CONVERT_ARG_HANDLE_CHECKED(JSReceiver, receiver, 0);
+  CONVERT_ARG_HANDLE_CHECKED(Name, name, 1);
   CONVERT_SMI_ARG_CHECKED(flag, 2);
   AccessorComponent component = flag == 0 ? ACCESSOR_GETTER : ACCESSOR_SETTER;
   if (!receiver->IsJSObject()) return isolate->heap()->undefined_value();
-  return JSObject::cast(receiver)->LookupAccessor(name, component);
+  Handle<Object> result =
+      JSObject::GetAccessor(Handle<JSObject>::cast(receiver), name, component);
+  RETURN_IF_EMPTY_HANDLE(isolate, result);
+  return *result;
 }
 
 
 #ifdef ENABLE_DEBUGGER_SUPPORT
 RUNTIME_FUNCTION(MaybeObject*, Runtime_DebugBreak) {
   SealHandleScope shs(isolate);
   ASSERT(args.length() == 0);
   return Execution::DebugBreakHelper(isolate);
 }
 
@@ skipping 4194 matching lines @@
     // Handle last resort GC and make sure to allow future allocations
     // to grow the heap without causing GCs (if possible).
     isolate->counters()->gc_last_resort_from_js()->Increment();
     isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags,
                                        "Runtime::PerformGC");
   }
 }
 
 
 } }  // namespace v8::internal