| // 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 { |
| |
| DeprecatedWrapperInfo* DeprecatedWrapperInfo::From( |
| v8::Local<v8::Object> object) { |
| if (object->InternalFieldCount() != kNumberOfInternalFields) |
| return NULL; |
| DeprecatedWrapperInfo* info = static_cast<DeprecatedWrapperInfo*>( |
| object->GetAlignedPointerFromInternalField(kWrapperInfoIndex, |
| kDeprecatedData)); |
| return info->embedder == kEmbedderNativeGin ? info : NULL; |
| } |
| |
| } // namespace gin |
