Revert of Revert "Post loading tasks on the appropriate WebFrameScheduler's queue."

third_party/WebKit/Source/core/loader/FrameFetchContext.cpp

 /*
  * Copyright (C) 2013 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 46 matching lines @@
 #include "core/loader/ProgressTracker.h"
 #include "core/loader/appcache/ApplicationCacheHost.h"
 #include "core/page/Page.h"
 #include "core/svg/graphics/SVGImageChromeClient.h"
 #include "core/timing/DOMWindowPerformance.h"
 #include "core/timing/Performance.h"
 #include "platform/Logging.h"
 #include "platform/network/ResourceTimingInfo.h"
 #include "platform/weborigin/SchemeRegistry.h"
 #include "platform/weborigin/SecurityPolicy.h"
+#include "public/platform/WebFrameScheduler.h"
 
 #include <algorithm>
 
 namespace blink {
 
 FrameFetchContext::FrameFetchContext(DocumentLoader* loader)
     : m_document(nullptr)
     , m_documentLoader(loader)
     , m_imageFetched(false)
 {
@@ skipping 651 matching lines @@
         // Parser-blocking scripts.
         if (frame()->settings()->fetchIncreasePriorities() && !request.forPreload())
             modifiedPriority++;
     }
 
     // Clamp priority
     modifiedPriority = std::min(static_cast<int>(ResourceLoadPriorityHighest), std::max(static_cast<int>(ResourceLoadPriorityLowest), modifiedPriority));
     return static_cast<ResourceLoadPriority>(modifiedPriority);
 }
 
+WebTaskRunner* FrameFetchContext::loadingTaskRunner() const
+{
+    return frame()->frameScheduler()->loadingTaskRunner();
+}
+
 DEFINE_TRACE(FrameFetchContext)
 {
     visitor->trace(m_document);
     visitor->trace(m_documentLoader);
     FetchContext::trace(visitor);
 }
 
 } // namespace blink