| // Copyright 2019 The Chromium 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 "third_party/blink/public/web/web_message_port_converter.h" |
| |
| #include "third_party/blink/public/common/messaging/message_port_channel.h" |
| #include "third_party/blink/renderer/bindings/core/v8/script_value.h" |
| #include "third_party/blink/renderer/bindings/core/v8/v8_message_port.h" |
| #include "third_party/blink/renderer/core/messaging/message_port.h" |
| |
| namespace blink { |
| |
| base::Optional<MessagePortChannel> |
| WebMessagePortConverter::DisentangleAndExtractMessagePortChannel( |
| v8::Isolate* isolate, |
| v8::Local<v8::Value> value) { |
| MessagePort* port = V8MessagePort::ToImplWithTypeCheck(isolate, value); |
| if (!port || port->IsNeutered()) |
| return base::nullopt; |
| return port->Disentangle(); |
| } |
| |
| } // namespace blink |
