[ServiceWorker] Set FetchRequestMode and handle wasFetchedViaServiceWorker.

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
     License as published by the Free Software Foundation; either
@@ skipping 590 matching lines @@
             toFontResource(resource)->setCORSFailed();
         if (frame() && frame()->document()) {
             String resourceType = Resource::resourceTypeToString(resource->type(), resource->options().initiatorInfo);
             frame()->document()->addConsoleMessage(ConsoleMessage::create(JSMessageSource, ErrorMessageLevel, resourceType + " from origin '" + SecurityOrigin::create(url)->toString() + "' has been blocked from loading by Cross-Origin Resource Sharing policy: " + errorDescription));
         }
         return false;
     }
     return true;
 }
 
+bool ResourceFetcher::isControlledByServiceWorker()
+{
+    LocalFrame* localFrame = frame();
+    if (!localFrame)
+        return false;
+    return localFrame->loader().client()->isControlledByServiceWorker(m_documentLoader);
+}
+
 bool ResourceFetcher::shouldLoadNewResource(Resource::Type type) const
 {
     if (!frame())
         return false;
     if (!m_documentLoader)
         return true;
     if (type == Resource::MainResource)
         return m_documentLoader == frame()->loader().provisionalDocumentLoader();
     return m_documentLoader == frame()->loader().documentLoader();
 }
@@ skipping 895 matching lines @@
 
 void ResourceFetcher::trace(Visitor* visitor)
 {
     visitor->trace(m_document);
     visitor->trace(m_loaders);
     visitor->trace(m_multipartLoaders);
     ResourceLoaderHost::trace(visitor);
 }
 
 }