(Re)organize handling of CORS access control during resource loading.

Source/core/fetch/Resource.h

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller <mueller@kde.org>
     Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
     Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
 
     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 18 matching lines @@
 #include "platform/network/ResourceLoadPriority.h"
 #include "platform/network/ResourceRequest.h"
 #include "platform/network/ResourceResponse.h"
 #include "wtf/HashCountedSet.h"
 #include "wtf/HashSet.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
+struct FetchInitiatorInfo;
 class MemoryCache;
 class CachedMetadata;
 class ResourceClient;
 class ResourcePtrBase;
 class ResourceFetcher;
 class InspectorResource;
 class PurgeableBuffer;
 class ResourceLoader;
 class SecurityOrigin;
 class SharedBuffer;
@@ skipping 194 matching lines @@
     // better way to handle the archive case.
     bool makePurgeable(bool purgeable);
 
     virtual void didSendData(unsigned long long /* bytesSent */, unsigned long long /* totalBytesToBeSent */) { }
     virtual void didDownloadData(int) { }
 
     double loadFinishTime() const { return m_loadFinishTime; }
 
     virtual bool canReuse(const ResourceRequest&) const { return true; }
 
+    static const char* resourceTypeToString(Type, const FetchInitiatorInfo&);
+
 protected:
     virtual void checkNotify();
     virtual void finishOnePart();
 
     // Normal resource pointers will silently switch what Resource* they reference when we
     // successfully revalidated the resource. We need a way to guarantee that the Resource
     // that received the 304 response survives long enough to switch everything over to the
     // revalidatedresource. The normal mechanisms for keeping a Resource alive externally
     // (ResourcePtrs and ResourceClients registering themselves) don't work in this case, so
     // have a separate internal protector).
@@ skipping 134 matching lines @@
 const char* ResourceTypeName(Resource::Type);
 #endif
 
 #define DEFINE_RESOURCE_TYPE_CASTS(typeName) \
     DEFINE_TYPE_CASTS(typeName##Resource, Resource, resource, resource->type() == Resource::typeName, resource.type() == Resource::typeName); \
     inline typeName##Resource* to##typeName##Resource(const ResourcePtr<Resource>& ptr) { return to##typeName##Resource(ptr.get()); }
 
 }
 
 #endif