Update fetch / loader classes to use OVERRIDE / FINAL when needed

Source/core/loader/FrameFetchContext.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 28 matching lines @@
 
 class Document;
 class DocumentLoader;
 class Frame;
 class Page;
 class ResourceError;
 class ResourceLoader;
 class ResourceResponse;
 class ResourceRequest;
 
-class FrameFetchContext  : public FetchContext {
+class FrameFetchContext FINAL : public FetchContext {
 public:
     static PassOwnPtr<FrameFetchContext> create(Frame* frame) { return adoptPtr(new FrameFetchContext(frame)); }
 
     virtual void reportLocalLoadFailed(const KURL&) OVERRIDE;
     virtual void addAdditionalRequestHeaders(Document*, ResourceRequest&, FetchResourceType) OVERRIDE;
     virtual CachePolicy cachePolicy(Document*) const OVERRIDE;
-    virtual void dispatchDidChangeResourcePriority(unsigned long identifier, ResourceLoadPriority);
+    virtual void dispatchDidChangeResourcePriority(unsigned long identifier, ResourceLoadPriority) OVERRIDE;
     virtual void dispatchWillSendRequest(DocumentLoader*, unsigned long identifier, ResourceRequest&, const ResourceResponse& redirectResponse, const FetchInitiatorInfo& = FetchInitiatorInfo()) OVERRIDE;
     virtual void dispatchDidLoadResourceFromMemoryCache(const ResourceRequest&, const ResourceResponse&) OVERRIDE;
     virtual void dispatchDidReceiveResponse(DocumentLoader*, unsigned long identifier, const ResourceResponse&, ResourceLoader* = 0) OVERRIDE;
     virtual void dispatchDidReceiveData(DocumentLoader*, unsigned long identifier, const char* data, int dataLength, int encodedDataLength) OVERRIDE;
     virtual void dispatchDidDownloadData(DocumentLoader*, unsigned long identifier, int dataLength, int encodedDataLength)  OVERRIDE;
     virtual void dispatchDidFinishLoading(DocumentLoader*, unsigned long identifier, double finishTime) OVERRIDE;
     virtual void dispatchDidFail(DocumentLoader*, unsigned long identifier, const ResourceError&) OVERRIDE;
     virtual void sendRemainingDelegateMessages(DocumentLoader*, unsigned long identifier, const ResourceResponse&, int dataLength) OVERRIDE;
 
 private:
     explicit FrameFetchContext(Frame*);
     inline DocumentLoader* ensureLoader(DocumentLoader*);
 
     Frame* m_frame;
 };
 
 }
 
 #endif