WebMessaging: Send transferable ArrayBuffers by copy-and-neuter semantics

third_party/WebKit/Source/core/workers/InProcessWorkerBase.h

 // Copyright 2015 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.
 
 #ifndef InProcessWorkerBase_h
 #define InProcessWorkerBase_h
 
 #include "bindings/core/v8/ActiveScriptWrappable.h"
 #include "core/CoreExport.h"
 #include "core/dom/ActiveDOMObject.h"
@@ skipping 16 matching lines @@
 // creates them.
 class CORE_EXPORT InProcessWorkerBase : public AbstractWorker,
                                         public ActiveScriptWrappable {
  public:
   ~InProcessWorkerBase() override;
 
   void postMessage(ExecutionContext*,
                    PassRefPtr<SerializedScriptValue> message,
                    const MessagePortArray&,
                    ExceptionState&);
+  static bool canTransferArrayBuffer() { return true; }
   void terminate();
 
   // ActiveDOMObject
   void contextDestroyed() override;
 
   // ScriptWrappable
   bool hasPendingActivity() const final;
 
   DEFINE_ATTRIBUTE_EVENT_LISTENER(message);
 
@@ skipping 17 matching lines @@
 
   RefPtr<WorkerScriptLoader> m_scriptLoader;
 
   // The proxy outlives the worker to perform thread shutdown.
   InProcessWorkerMessagingProxy* m_contextProxy;
 };
 
 }  // namespace blink
 
 #endif  // InProcessWorkerBase_h