Make OffscreenCanvas Transferable

third_party/WebKit/Source/bindings/modules/v8/SerializedScriptValueForModulesFactory.h

Index: third_party/WebKit/Source/bindings/modules/v8/SerializedScriptValueForModulesFactory.h
diff --git a/third_party/WebKit/Source/bindings/modules/v8/SerializedScriptValueForModulesFactory.h b/third_party/WebKit/Source/bindings/modules/v8/SerializedScriptValueForModulesFactory.h
index b133793e484c030686d9dfcd6952ffca0a7397bc..f7eb5b4c68e5341bd98dd1e996a39087dbd2b42b 100644
--- a/third_party/WebKit/Source/bindings/modules/v8/SerializedScriptValueForModulesFactory.h
+++ b/third_party/WebKit/Source/bindings/modules/v8/SerializedScriptValueForModulesFactory.h
@@ -6,6 +6,7 @@
 #define SerializedScriptValueForModulesFactory_h
 
 #include "bindings/core/v8/SerializedScriptValueFactory.h"
+#include "bindings/modules/v8/TransferablesForModules.h"
 #include "wtf/Noncopyable.h"
 
 namespace blink {
@@ -18,11 +19,15 @@ public:
 
     PassRefPtr<SerializedScriptValue> create(v8::Isolate*, v8::Local<v8::Value>, Transferables*, WebBlobInfoArray*, ExceptionState&) override;
     PassRefPtr<SerializedScriptValue> create(v8::Isolate*, const String&) override;
+    bool extractTransferables(v8::Isolate*, Transferables&, ExceptionState&, v8::Local<v8::Value>&, unsigned) override;
+    Transferables* createTransferables() override { return new TransferablesForModules; }
 
 protected:
     ScriptValueSerializer::Status doSerialize(v8::Local<v8::Value>, SerializedScriptValueWriter&, Transferables*, WebBlobInfoArray*, BlobDataHandleMap&, v8::TryCatch&, String& errorMessage, v8::Isolate*) override;
 
     v8::Local<v8::Value> deserialize(String& data, BlobDataHandleMap& blobDataHandles, ArrayBufferContentsArray*, ImageBitmapContentsArray*, v8::Isolate*, MessagePortArray* messagePorts, const WebBlobInfoArray*) override;
+
+    void transferData(v8::Isolate*, Transferables*, ExceptionState&, SerializedScriptValue*, SerializedScriptValueWriter&) override;
 };
 
 } // namespace blink