[Oilpan] Prepare full definition of classes before using Member

third_party/WebKit/Source/core/fetch/ResourceFetcher.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 18 matching lines @@
 #include "core/CoreExport.h"
 #include "core/fetch/CachePolicy.h"
 #include "core/fetch/FetchContext.h"
 #include "core/fetch/FetchInitiatorInfo.h"
 #include "core/fetch/FetchRequest.h"
 #include "core/fetch/Resource.h"
 #include "core/fetch/ResourceLoaderOptions.h"
 #include "core/fetch/ResourcePtr.h"
 #include "core/fetch/SubstituteData.h"
 #include "platform/Timer.h"
+#include "platform/mhtml/ArchiveResourceCollection.h"
 #include "platform/network/ResourceError.h"
 #include "platform/network/ResourceLoadPriority.h"
 #include "wtf/HashMap.h"
 #include "wtf/HashSet.h"
 #include "wtf/ListHashSet.h"
 #include "wtf/text/StringHash.h"
 
 namespace blink {
 
 class ArchiveResourceCollection;
@@ skipping 201 matching lines @@
             m_loader->m_allowStaleResources = m_previousState;
     }
 private:
     Member<ResourceFetcher> m_loader;
     bool m_previousState;
 };
 
 } // namespace blink
 
 #endif // ResourceFetcher_h