Refactoring: Extract DocumentInit for capture Document construction parameter.

Source/core/loader/DocumentLoader.cpp

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2011 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer. 
@@ skipping 1038 matching lines @@
     m_writer.clear();
 }
 
 
 PassRefPtr<DocumentWriter> DocumentLoader::createWriterFor(Frame* frame, const Document* ownerDocument, const KURL& url, const String& mimeType, const String& encoding, bool userChosen, bool dispatch)
 {
     // Create a new document before clearing the frame, because it may need to
     // inherit an aliased security context.
     RefPtr<Document> document = DOMImplementation::createDocument(mimeType, frame, url, frame->inViewSourceMode());
     if (document->isPluginDocument() && document->isSandboxed(SandboxPlugins))
-        document = SinkDocument::create(frame, url);
+        document = SinkDocument::create(DocumentInitializer(url, frame));
     bool shouldReuseDefaultView = frame->loader()->stateMachine()->isDisplayingInitialEmptyDocument() && frame->document()->isSecureTransitionTo(url);
 
     RefPtr<DOMWindow> originalDOMWindow;
     if (shouldReuseDefaultView)
         originalDOMWindow = frame->domWindow();
     frame->loader()->clear(!shouldReuseDefaultView, !shouldReuseDefaultView);
 
     if (!shouldReuseDefaultView) {
         frame->setDOMWindow(DOMWindow::create(frame));
     } else {
@@ skipping 29 matching lines @@
 void DocumentLoader::replaceDocument(const String& source, Document* ownerDocument)
 {
     m_frame->loader()->stopAllLoaders();
     m_writer = createWriterFor(m_frame, ownerDocument, m_frame->document()->url(), mimeType(), m_writer ? m_writer->encoding() : "",  m_writer ? m_writer->encodingWasChosenByUser() : false, true);
     if (!source.isNull())
         m_writer->appendReplacingData(source);
     endWriting(m_writer.get());
 }
 
 } // namespace WebCore