Encapsulate optional SerializedScriptValue serialize/deserialize parameters.

third_party/WebKit/Source/bindings/core/v8/custom/V8MessageEventCustom.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 50 matching lines @@
     case MessageEvent::DataTypeScriptValue:
       result = event->dataAsScriptValue().v8ValueFor(scriptState);
       if (result.IsEmpty())
         result = v8::Null(info.GetIsolate());
       break;
 
     case MessageEvent::DataTypeSerializedScriptValue:
       if (SerializedScriptValue* serializedValue =
               event->dataAsSerializedScriptValue()) {
         MessagePortArray ports = event->ports();
-        result = serializedValue->deserialize(info.GetIsolate(), &ports);
+        SerializedScriptValue::DeserializeOptions options;
+        options.messagePorts = &ports;
+        result = serializedValue->deserialize(info.GetIsolate(), options);
       } else {
         result = v8::Null(info.GetIsolate());
       }
       break;
 
     case MessageEvent::DataTypeString:
       result = v8String(info.GetIsolate(), event->dataAsString());
       break;
 
     case MessageEvent::DataTypeBlob:
@@ skipping 41 matching lines @@
     if (exceptionState.hadException())
       return;
   }
   event->initMessageEvent(
       typeArg, canBubbleArg, cancelableArg,
       ScriptValue(ScriptState::current(info.GetIsolate()), dataArg), originArg,
       lastEventIdArg, sourceArg, portArray);
 }
 
 }  // namespace blink