Use monotonic finish time for sync request completion.

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 26 matching lines @@
 #include "platform/SharedBuffer.h"
 #include "core/platform/chromium/support/WrappedResourceRequest.h"
 #include "core/platform/chromium/support/WrappedResourceResponse.h"
 #include "platform/network/ResourceError.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebData.h"
 #include "public/platform/WebURLError.h"
 #include "public/platform/WebURLRequest.h"
 #include "public/platform/WebURLResponse.h"
 #include "wtf/Assertions.h"
+#include "wtf/CurrentTime.h"
 
 namespace WebCore {
 
 ResourceLoader::RequestCountTracker::RequestCountTracker(ResourceLoaderHost* host, Resource* resource)
     : m_host(host)
     , m_resource(resource)
 {
     m_host->incrementRequestCount(m_resource);
 }
 
@@ skipping 367 matching lines @@
     if (errorOut.reason) {
         didFail(0, errorOut);
         return;
     }
     didReceiveResponse(0, responseOut);
     if (m_state == Terminated)
         return;
     RefPtr<ResourceLoadInfo> resourceLoadInfo = responseOut.toResourceResponse().resourceLoadInfo();
     m_host->didReceiveData(m_resource, dataOut.data(), dataOut.size(), resourceLoadInfo ? resourceLoadInfo->encodedDataLength : -1, m_options);
     m_resource->setResourceBuffer(dataOut);
-    didFinishLoading(0, responseOut.responseTime());
+    didFinishLoading(0, monotonicallyIncreasingTime());
 }
 
 }