Implementation of W3C compliant CSP script-src nonce.

Source/core/loader/cache/CachedResourceLoader.h

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller <mueller@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
     version 2 of the License, or (at your option) any later version.
@@ skipping 107 matching lines @@
     void incrementRequestCount(const CachedResource*);
     void decrementRequestCount(const CachedResource*);
     int requestCount() const { return m_requestCount; }
 
     bool isPreloaded(const String& urlString) const;
     void clearPreloads();
     void clearPendingPreloads();
     void preload(CachedResource::Type, CachedResourceRequest&, const String& charset);
     void checkForPendingPreloads();
     void printPreloadStats();
-    bool canRequest(CachedResource::Type, const KURL&, bool forPreload = false);
+    bool canRequest(CachedResource::Type, const KURL&, PassRefPtr<Element> initiatorElement, bool forPreload = false);

[abarth-chromium, 2013/05/14 21:11:08]

PassRefPtr<Element>   ->   Element*

We only need to use PassRefPtr when we're passing ownership of an object and we
want to save a ref/deref pair.

[jww, 2013/05/14 22:55:30]

Done.

     
     void reportMemoryUsage(MemoryObjectInfo*) const;
 
     static const ResourceLoaderOptions& defaultCachedResourceOptions();
 
 private:
     explicit CachedResourceLoader(DocumentLoader*);
 
     CachedResourceHandle<CachedResource> requestResource(CachedResource::Type, CachedResourceRequest&);
     CachedResourceHandle<CachedResource> revalidateResource(const CachedResourceRequest&, CachedResource*);
@@ skipping 61 matching lines @@
             m_loader->m_allowStaleResources = m_previousState;
     }
 private:
     CachedResourceLoader* m_loader;
     bool m_previousState;
 };
 
 } // namespace WebCore
 
 #endif