Service Worker: Migrate to version_uuid and surface ServiceWorker.id. (Blink 1/3)

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 1002 matching lines @@
 
 const ResourceLoaderOptions& ResourceFetcher::defaultResourceOptions()
 {
     DEFINE_STATIC_LOCAL(ResourceLoaderOptions, options, (BufferData, AllowStoredCredentials, ClientRequestedCredentials, CheckContentSecurityPolicy, DocumentContext));
     return options;
 }
 
 String ResourceFetcher::getCacheIdentifier() const
 {
     if (context().isControlledByServiceWorker())
-        return String::number(context().serviceWorkerID());
+        return String::fromUTF8(context().serviceWorkerID().c_str());
     return MemoryCache::defaultCacheIdentifier();
 }
 
 ResourceFetcher::DeadResourceStatsRecorder::DeadResourceStatsRecorder()
     : m_useCount(0)
     , m_revalidateCount(0)
     , m_loadCount(0)
 {
 }
 
@@ skipping 25 matching lines @@
 
 DEFINE_TRACE(ResourceFetcher)
 {
     visitor->trace(m_context);
     visitor->trace(m_archiveResourceCollection);
     visitor->trace(m_loaders);
     visitor->trace(m_nonBlockingLoaders);
 }
 
 }