Call dispatchDidReceiveServerRedirectForProvisionalLoad before checking navigation policy for a red…

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 472 matching lines @@
             cancelMainResourceLoad(frameLoader()->cancelledError(newRequest));
             return;
         }
     }
 
     setRequest(newRequest);
 
     if (redirectResponse.isNull())
         return;
 
+    frameLoader()->client()->dispatchDidReceiveServerRedirectForProvisionalLoad();
     if (!shouldContinueForNavigationPolicy(newRequest))
         stopLoadingForPolicyChange();
 }
 
 bool DocumentLoader::shouldContinueForResponse() const
 {
     if (m_substituteData.isValid())
         return true;
 
     int statusCode = m_response.httpStatusCode();
@@ skipping 636 matching lines @@
     commitLoad(resourceData->data(), resourceData->size());
 }
 
 void DocumentLoader::handledOnloadEvents()
 {
     m_wasOnloadHandled = true;
     applicationCacheHost()->stopDeferringEvents();
 }
 
 } // namespace WebCore