Make OffscreenCanvas Transferable

third_party/WebKit/Source/bindings/core/v8/SerializedScriptValueFactory.h

 // Copyright 2014 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 SerializedScriptValueFactory_h
 #define SerializedScriptValueFactory_h
 
 #include "bindings/core/v8/ScriptValueSerializer.h"
 #include "bindings/core/v8/SerializedScriptValue.h"
 #include "core/CoreExport.h"
@@ skipping 14 matching lines @@
     // the caller must not invoke any V8 operations until control returns to
     // V8. When serialization is successful, |didThrow| is false.
     virtual PassRefPtr<SerializedScriptValue> create(v8::Isolate*, v8::Local<v8::Value>, Transferables*, WebBlobInfoArray*, ExceptionState&);
     PassRefPtr<SerializedScriptValue> create(v8::Isolate*, v8::Local<v8::Value>, Transferables*, ExceptionState&);
     PassRefPtr<SerializedScriptValue> createFromWire(const String&);
     PassRefPtr<SerializedScriptValue> createFromWireBytes(const char* data, size_t length);
     PassRefPtr<SerializedScriptValue> create(const String&);
     virtual PassRefPtr<SerializedScriptValue> create(v8::Isolate*, const String&);
     PassRefPtr<SerializedScriptValue> create();
     PassRefPtr<SerializedScriptValue> create(v8::Isolate*, const ScriptValue&, WebBlobInfoArray*, ExceptionState&);
+    virtual bool extractTransferables(v8::Isolate*, Transferables&, ExceptionState&, v8::Local<v8::Value>&, unsigned);
+    virtual Transferables* createTransferables() { return new Transferables; }
 
     // Never throws exceptions.
     PassRefPtr<SerializedScriptValue> createAndSwallowExceptions(v8::Isolate*, v8::Local<v8::Value>);
 
     v8::Local<v8::Value> deserialize(SerializedScriptValue*, v8::Isolate*, MessagePortArray*, const WebBlobInfoArray*);
 
     static SerializedScriptValueFactory& instance()
     {
         if (!m_instance) {
             ASSERT_NOT_REACHED();
             m_instance = new SerializedScriptValueFactory();
         }
         return *m_instance;
     }
 
     // SerializedScriptValueFactory::initialize() should be invoked when Blink is initialized,
     // i.e. initialize() in WebKit.cpp.
     static void initialize(SerializedScriptValueFactory* newFactory)
     {
         ASSERT(!m_instance);
         m_instance = newFactory;
     }
 
 protected:
     ScriptValueSerializer::Status doSerialize(v8::Local<v8::Value>, SerializedScriptValueWriter&, Transferables*, WebBlobInfoArray*, SerializedScriptValue*, v8::TryCatch&, String& errorMessage, v8::Isolate*);
     virtual ScriptValueSerializer::Status doSerialize(v8::Local<v8::Value>, SerializedScriptValueWriter&, Transferables*, WebBlobInfoArray*, BlobDataHandleMap&, v8::TryCatch&, String& errorMessage, v8::Isolate*);
-    void transferData(SerializedScriptValue*, SerializedScriptValueWriter&, Transferables*, ExceptionState&, v8::Isolate*);
+    virtual void transferData(v8::Isolate*, Transferables*, ExceptionState&, SerializedScriptValue*, SerializedScriptValueWriter&);
 
     virtual v8::Local<v8::Value> deserialize(String& data, BlobDataHandleMap& blobDataHandles, ArrayBufferContentsArray*, ImageBitmapContentsArray*, v8::Isolate*, MessagePortArray* messagePorts, const WebBlobInfoArray*);
 
 private:
     static SerializedScriptValueFactory* m_instance;
 };
 
 } // namespace blink
 
 #endif // SerializedScriptValueFactory_h