Use TaskRunnerTimer in ResourceFetcher

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

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
     Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All
     rights reserved.
     Copyright (C) 2009 Torch Mobile Inc. http://www.torchmobile.com/
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
@@ skipping 230 matching lines @@
     case Resource::Mock:
       return WebURLRequest::RequestContextSubresource;
   }
   NOTREACHED();
   return WebURLRequest::RequestContextSubresource;
 }
 
 ResourceFetcher::ResourceFetcher(FetchContext* newContext)
     : m_context(newContext),
       m_archive(context().isMainFrame() ? nullptr : context().archive()),
+      // loadingTaskRunner() is null in tests that use the null fetch context.
       m_resourceTimingReportTimer(
+          context().loadingTaskRunner()
+              ? context().loadingTaskRunner()
+              : Platform::current()->currentThread()->getWebTaskRunner(),
           this,
           &ResourceFetcher::resourceTimingReportTimerFired),
       m_autoLoadImages(true),
       m_imagesEnabled(true),
       m_allowStaleResources(false),
-      m_imageFetched(false) {
-}
+      m_imageFetched(false) {}
 
 ResourceFetcher::~ResourceFetcher() {}
 
 Resource* ResourceFetcher::cachedResource(const KURL& resourceURL) const {
   KURL url = MemoryCache::removeFragmentIdentifierIfNeeded(resourceURL);
   const WeakMember<Resource>& resource = m_documentResources.get(url);
   return resource.get();
 }
 
 bool ResourceFetcher::isControlledByServiceWorker() const {
@@ skipping 1233 matching lines @@
   visitor->trace(m_context);
   visitor->trace(m_archive);
   visitor->trace(m_loaders);
   visitor->trace(m_nonBlockingLoaders);
   visitor->trace(m_documentResources);
   visitor->trace(m_preloads);
   visitor->trace(m_resourceTimingInfoMap);
 }
 
 }  // namespace blink