Fix PerformanceResourceTiming transferSize field for sync XHR

third_party/WebKit/Source/core/fetch/ResourceLoader.cpp

 /*
  * Copyright (C) 2006, 2007, 2010, 2011 Apple Inc. All rights reserved.
  *           (C) 2007 Graham Dennis (graham.dennis@gmail.com)
  *
  * 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 224 matching lines @@
 {
     // downloadToFile is not supported for synchronous requests.
     ASSERT(!request.downloadToFile());
     ASSERT(m_loader);
     DCHECK(request.priority() == ResourceLoadPriorityHighest);
 
     WrappedResourceRequest requestIn(request);
     WebURLResponse responseOut;
     WebURLError errorOut;
     WebData dataOut;
-    m_loader->loadSynchronously(requestIn, responseOut, errorOut, dataOut);
+    int64_t encodedDataLength = WebURLLoaderClient::kUnknownEncodedDataLength;
+    m_loader->loadSynchronously(requestIn, responseOut, errorOut, dataOut, encodedDataLength);
 
     // A message dispatched while synchronously fetching the resource
     // can bring about the cancellation of this load.
     if (!m_loader)
         return;
     if (errorOut.reason) {
         didFail(0, errorOut);
         return;
     }
     didReceiveResponse(0, responseOut);
     if (!m_loader)
         return;
-    RefPtr<ResourceLoadInfo> resourceLoadInfo = responseOut.toResourceResponse().resourceLoadInfo();
-    int64_t encodedDataLength = resourceLoadInfo ? resourceLoadInfo->encodedDataLength : WebURLLoaderClient::kUnknownEncodedDataLength;
     DCHECK_GE(responseOut.toResourceResponse().encodedBodyLength(), 0);
 
     // Follow the async case convention of not calling didReceiveData or
     // appending data to m_resource if the response body is empty. Copying the
     // empty buffer is a noop in most cases, but is destructive in the case of
     // a 304, where it will overwrite the cached data we should be reusing.
     if (dataOut.size()) {
         m_fetcher->didReceiveData(m_resource.get(), dataOut.data(), dataOut.size(), encodedDataLength);
         m_resource->setResourceBuffer(dataOut);
     }
     didFinishLoading(0, monotonicallyIncreasingTime(), encodedDataLength);
 }
 
 } // namespace blink