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 f0af67c7de2ad8616bdefb34669fa4aeb39c3ba9..df0dd5f6590dd4b106633cb05695996737b2271c 100644
--- a/Source/core/loader/DocumentLoader.h
+++ b/Source/core/loader/DocumentLoader.h
@@ -117,6 +117,7 @@ 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(); }