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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "gin/public/wrapper_info.h"
#include "v8/include/v8-object.h"
namespace gin {
WrapperInfo* WrapperInfo::From(v8::Local<v8::Object> object) {
if (object->InternalFieldCount() != kNumberOfInternalFields)
return NULL;
WrapperInfo* info = static_cast<WrapperInfo*>(
object->GetAlignedPointerFromInternalField(kWrapperInfoIndex));
return info->embedder == kEmbedderNativeGin ? info : NULL;
}
} // namespace gin
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