Don't revalidate all resources for FrameLoadTypeSame

Source/core/loader/FrameLoader.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) Research In Motion Limited 2009. 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:
  *
@@ skipping 177 matching lines @@
 private:
     void checkTimerFired(Timer<FrameLoader>*);
     void didAccessInitialDocumentTimerFired(Timer<FrameLoader>*);
 
     bool prepareRequestForThisFrame(FrameLoadRequest&);
     static void setReferrerForFrameRequest(ResourceRequest&, ShouldSendReferrer, Document*);
     FrameLoadType determineFrameLoadType(const FrameLoadRequest&);
 
     SubstituteData defaultSubstituteDataForURL(const KURL&);
 
-    bool shouldPerformFragmentNavigation(bool isFormSubmission, const String& httpMethod, FrameLoadType, const KURL&);
+    bool shouldPerformFragmentNavigation(const FrameLoadRequest&, FrameLoadType);
     void processFragment(const KURL&, LoadStartType);
 
     void startLoad(FrameLoadRequest&, FrameLoadType, NavigationPolicy);
 
     enum class HistoryNavigationType {
         DifferentDocument,
         Fragment,
         HistoryApi
     };
     void setHistoryItemStateForCommit(HistoryCommitType, HistoryNavigationType);
@@ skipping 64 matching lines @@
     Timer<FrameLoader> m_didAccessInitialDocumentTimer;
 
     SandboxFlags m_forcedSandboxFlags;
 
     bool m_dispatchingDidClearWindowObjectInMainWorld;
 };
 
 } // namespace blink
 
 #endif // FrameLoader_h