Add encoded_data_length argument to didDownloadData delegate method

Source/web/AssociatedURLLoader.cpp

 /*
  * Copyright (C) 2010, 2011, 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 208 matching lines @@
             validatedResponse.clearHTTPHeaderField(*it);
     }
     m_client->didReceiveResponse(m_loader, validatedResponse);
 }
 
 void AssociatedURLLoader::ClientAdapter::didDownloadData(int dataLength)
 {
     if (!m_client)
         return;
 
-    m_client->didDownloadData(m_loader, dataLength);
+    m_client->didDownloadData(m_loader, dataLength, -1);
 }
 
 void AssociatedURLLoader::ClientAdapter::didReceiveData(const char* data, int dataLength)
 {
     if (!m_client)
         return;
 
     m_client->didReceiveData(m_loader, data, dataLength, -1);
 }
 
@@ skipping 124 matching lines @@
         m_loader->cancel();
 }
 
 void AssociatedURLLoader::setDefersLoading(bool defersLoading)
 {
     if (m_loader)
         m_loader->setDefersLoading(defersLoading);
 }
 
 } // namespace WebKit