Don't expose DocumentWriter to embedding layer

Source/web/WebPagePopupImpl.cpp

 /*
  * Copyright (C) 2012 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 19 matching lines @@
 
 #include "config.h"
 #include "WebPagePopupImpl.h"
 
 #include "WebInputEventConversion.h"
 #include "WebSettingsImpl.h"
 #include "WebViewClient.h"
 #include "WebViewImpl.h"
 #include "WebWidgetClient.h"
 #include "core/dom/ContextFeatures.h"
-#include "core/loader/DocumentLoader.h"
 #include "core/loader/EmptyClients.h"
+#include "core/loader/FrameLoadRequest.h"
 #include "core/page/Chrome.h"
 #include "core/page/DOMWindowPagePopup.h"
 #include "core/page/EventHandler.h"
 #include "core/page/FocusController.h"
 #include "core/frame/Frame.h"
 #include "core/frame/FrameView.h"
 #include "core/page/Page.h"
 #include "core/page/PagePopupClient.h"
 #include "core/frame/Settings.h"
 #include "public/platform/WebCursorInfo.h"
@@ skipping 148 matching lines @@
     provideContextFeaturesTo(m_page.get(), pagePopupFeaturesClient);
     static FrameLoaderClient* emptyFrameLoaderClient =  new EmptyFrameLoaderClient();
     RefPtr<Frame> frame = Frame::create(FrameInit::create(0, &m_page->frameHost(), emptyFrameLoaderClient));
     frame->setView(FrameView::create(frame.get()));
     frame->init();
     frame->view()->resize(m_popupClient->contentSize());
     frame->view()->setTransparent(false);
 
     DOMWindowPagePopup::install(frame->domWindow(), m_popupClient);
 
-    DocumentWriter* writer = frame->loader().documentLoader()->beginWriting("text/html", "UTF-8");
-    m_popupClient->writeDocument(*writer);
-    frame->loader().documentLoader()->endWriting(writer);
+    RefPtr<SharedBuffer> data = SharedBuffer::create();
+    m_popupClient->writeDocument(data.get());
+    frame->loader().load(FrameLoadRequest(0, blankURL(), SubstituteData(data, "text/html", "UTF-8", KURL(), ForceSynchronousLoad)));
     return true;
 }
 
 void WebPagePopupImpl::destroyPage()
 {
     if (!m_page)
         return;
 
     if (m_page->mainFrame())
         m_page->mainFrame()->loader().frameDetached();
@@ skipping 114 matching lines @@
     // A WebPagePopupImpl instance usually has two references.
     //  - One owned by the instance itself. It represents the visible widget.
     //  - One owned by a WebViewImpl. It's released when the WebViewImpl ask the
     //    WebPagePopupImpl to close.
     // We need them because the closing operation is asynchronous and the widget
     // can be closed while the WebViewImpl is unaware of it.
     return adoptRef(new WebPagePopupImpl(client)).leakRef();
 }
 
 } // namespace blink