Add encoded_data_length argument to didDownloadData delegate method

Source/core/fetch/ResourceLoader.h

 /*
  * Copyright (C) 2005, 2006, 2011 Apple 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.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 55 matching lines @@
     void didChangePriority(ResourceLoadPriority);
 
     // WebURLLoaderClient
     virtual void willSendRequest(WebKit::WebURLLoader*, WebKit::WebURLRequest&, const WebKit::WebURLResponse& redirectResponse) OVERRIDE;
     virtual void didSendData(WebKit::WebURLLoader*, unsigned long long bytesSent, unsigned long long totalBytesToBeSent) OVERRIDE;
     virtual void didReceiveResponse(WebKit::WebURLLoader*, const WebKit::WebURLResponse&) OVERRIDE;
     virtual void didReceiveData(WebKit::WebURLLoader*, const char*, int, int encodedDataLength) OVERRIDE;
     virtual void didReceiveCachedMetadata(WebKit::WebURLLoader*, const char* data, int length) OVERRIDE;
     virtual void didFinishLoading(WebKit::WebURLLoader*, double finishTime) OVERRIDE;
     virtual void didFail(WebKit::WebURLLoader*, const WebKit::WebURLError&) OVERRIDE;
-    virtual void didDownloadData(WebKit::WebURLLoader*, int) OVERRIDE;
+    virtual void didDownloadData(WebKit::WebURLLoader*, int, int) OVERRIDE;
 
     const KURL& url() const { return m_request.url(); }
     bool shouldSendResourceLoadCallbacks() const { return m_options.sendLoadCallbacks == SendCallbacks; }
     bool shouldSniffContent() const { return m_options.sniffContent == SniffContent; }
     bool isLoadedBy(ResourceLoaderHost*) const;
 
     bool reachedTerminalState() const { return m_state == Terminated; }
     const ResourceRequest& request() const { return m_request; }
 
 private:
@@ skipping 47 matching lines @@
     // Used for sanity checking to make sure we don't experience illegal state
     // transitions.
     ConnectionState m_connectionState;
 
     OwnPtr<RequestCountTracker> m_requestCountTracker;
 };
 
 }
 
 #endif