Remove WeakPtrs from DocumentTiming/DocumentLoadTiming

Source/core/loader/DocumentLoader.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2011 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 170 matching lines @@
     void dataReceived(Resource*, const char* data, unsigned length) final;
     void processData(const char* data, unsigned length);
     void notifyFinished(Resource*) final;
 
     bool maybeLoadEmpty();
 
     bool isRedirectAfterPost(const ResourceRequest&, const ResourceResponse&);
 
     bool shouldContinueForResponse() const;
 
-    WeakPtrWillBeRawPtr<DocumentLoader> weakReference();
-
     RawPtrWillBeMember<LocalFrame> m_frame;
     PersistentWillBeMember<ResourceFetcher> m_fetcher;
 
     ResourcePtr<RawResource> m_mainResource;
 
     RefPtrWillBeMember<DocumentWriter> m_writer;
 
     // A reference to actual request used to create the data source.
     // The only part of this request that should change is the url, and
     // that only in the case of a same-document navigation.
@@ skipping 10 matching lines @@
 
     ResourceError m_mainDocumentError;
 
     bool m_isClientRedirect;
     bool m_replacesCurrentHistoryItem;
 
     NavigationType m_navigationType;
 
     RefPtrWillBeMember<MHTMLArchive> m_archive;
 
-#if !ENABLE(OILPAN)
-    WeakPtrFactory<DocumentLoader> m_weakFactory;
-#endif
     DocumentLoadTiming m_documentLoadTiming;
 
     double m_timeOfLastDataReceived;
 
     PersistentWillBeMember<ApplicationCacheHost> m_applicationCacheHost;
 
     RefPtrWillBeMember<ContentSecurityPolicy> m_contentSecurityPolicy;
     ClientHintsPreferences m_clientHintsPreferences;
     InitialScrollState m_initialScrollState;
 
     enum State {
         NotStarted,
         Provisional,
         Committed,
         DataReceived,
         MainResourceDone
     };
     State m_state;
 
     // Used to protect against reentrancy into dataReceived().
     bool m_inDataReceived;
     RefPtr<SharedBuffer> m_dataBuffer;
 };
 
 DECLARE_WEAK_IDENTIFIER_MAP(DocumentLoader);
 
 } // namespace blink
 
 #endif // DocumentLoader_h