Threaded data provider: Support main thread data notifications (Blink side)

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 771 matching lines @@
 
     mainReceivedError(error);
 }
 
 void DocumentLoader::attachThreadedDataReceiver(PassOwnPtr<blink::WebThreadedDataReceiver> threadedDataReceiver)
 {
     if (mainResourceLoader())
         mainResourceLoader()->attachThreadedDataReceiver(threadedDataReceiver);
 }
 
+void DocumentLoader::acceptDataFromThreadedReceiver(const char* data, int dataLength, int encodedDataLength)
+{
+    m_fetcher->acceptDataFromThreadedReceiver(mainResourceIdentifier(), data, dataLength, encodedDataLength);
+}
+
 void DocumentLoader::endWriting(DocumentWriter* writer)
 {
     ASSERT_UNUSED(writer, m_writer == writer);
     m_writer->end();
     m_writer.clear();
 }
 
 PassRefPtrWillBeRawPtr<DocumentWriter> DocumentLoader::createWriterFor(const Document* ownerDocument, const DocumentInit& init, const AtomicString& mimeType, const AtomicString& encoding, bool dispatch, ParserSynchronizationPolicy parsingPolicy)
 {
     LocalFrame* frame = init.frame();
@@ skipping 33 matching lines @@
 // This is only called by FrameLoader::replaceDocumentWhileExecutingJavaScriptURL()
 void DocumentLoader::replaceDocumentWhileExecutingJavaScriptURL(const DocumentInit& init, const String& source, Document* ownerDocument)
 {
     m_writer = createWriterFor(ownerDocument, init, mimeType(), m_writer ? m_writer->encoding() : emptyAtom, true, ForceSynchronousParsing);
     if (!source.isNull())
         m_writer->appendReplacingData(source);
     endWriting(m_writer.get());
 }
 
 } // namespace blink