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

Source/core/loader/DocumentLoader.h

Index: Source/core/loader/DocumentLoader.h
diff --git a/Source/core/loader/DocumentLoader.h b/Source/core/loader/DocumentLoader.h
index 948395f4ec44422066aab6adaeae5163ec36888a..8f2730b7a757ca33571a56227a828f72d1d4ba45 100644
--- a/Source/core/loader/DocumentLoader.h
+++ b/Source/core/loader/DocumentLoader.h
@@ -118,6 +118,7 @@ namespace blink {
         void cancelMainResourceLoad(const ResourceError&);
 
         void attachThreadedDataReceiver(PassOwnPtr<blink::WebThreadedDataReceiver>);
+        void acceptDataFromThreadedReceiver(const char* data, int dataLength, int encodedDataLength);
         DocumentLoadTiming* timing() { return &m_documentLoadTiming; }
 
         ApplicationCacheHost* applicationCacheHost() const { return m_applicationCacheHost.get(); }