DO NOT COMMIT: Experimental removal of encoded image data

third_party/WebKit/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 230 matching lines @@
 
     double loadFinishTime() const { return m_loadFinishTime; }
 
     void addToEncodedBodyLength(int value) { m_response.addToEncodedBodyLength(value); }
     void addToDecodedBodyLength(int value) { m_response.addToDecodedBodyLength(value); }
 
     virtual bool canReuse(const ResourceRequest&) const { return true; }
 
     // Used by the MemoryCache to reduce the memory consumption of the entry.
     void prune();
+    virtual void myPrune() {}
 
     virtual void onMemoryDump(WebMemoryDumpLevelOfDetail, WebProcessMemoryDump*) const;
 
+    bool isReloadable() const;
+
     static const char* resourceTypeToString(Type, const FetchInitiatorInfo&);
 
 protected:
     Resource(const ResourceRequest&, Type, const ResourceLoaderOptions&);
 
     virtual void checkNotify();
 
     enum class MarkFinishedOption {
         ShouldMarkFinished,
         DoNotMarkFinished
@@ skipping 128 matching lines @@
 
     Resource::Type m_type;
 };
 
 #define DEFINE_RESOURCE_TYPE_CASTS(typeName) \
     DEFINE_TYPE_CASTS(typeName##Resource, Resource, resource, resource->getType() == Resource::typeName, resource.getType() == Resource::typeName);
 
 } // namespace blink
 
 #endif