Revert "Remove FrameLoadTypeSame"

Source/core/loader/HistoryController.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * 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
@@ skipping 176 matching lines @@
 
 void HistoryController::restoreDocumentState()
 {
     Document* doc = m_frame->document();
         
     HistoryItem* itemToRestore = 0;
     
     switch (m_frame->loader()->loadType()) {
         case FrameLoadTypeReload:
         case FrameLoadTypeReloadFromOrigin:
+        case FrameLoadTypeSame:
         case FrameLoadTypeReplace:
             break;
         case FrameLoadTypeBackForward:
         case FrameLoadTypeRedirectWithLockedBackForwardList:
         case FrameLoadTypeInitialInChildFrame:
         case FrameLoadTypeStandard:
             itemToRestore = m_currentItem.get(); 
     }
     
     if (!itemToRestore)
@@ skipping 155 matching lines @@
         ASSERT(page);
         page->mainFrame()->loader()->history()->recursiveUpdateForCommit();
     }
 
     switch (type) {
     case FrameLoadTypeBackForward:
         updateForBackForwardNavigation();
         return;
     case FrameLoadTypeReload:
     case FrameLoadTypeReloadFromOrigin:
+    case FrameLoadTypeSame:
     case FrameLoadTypeReplace:
         updateForReload();
         return;
     case FrameLoadTypeStandard:
         updateForStandardLoad();
         return;
     case FrameLoadTypeRedirectWithLockedBackForwardList:
         updateForRedirectWithLockedBackForwardList();
         return;
     case FrameLoadTypeInitialInChildFrame:
@@ skipping 383 matching lines @@
         m_currentItem->setURLString(urlString);
     m_currentItem->setTitle(title);
     m_currentItem->setStateObject(stateObject);
     m_currentItem->setFormData(0);
     m_currentItem->setFormContentType(String());
 
     ASSERT(m_frame->page());
 }
 
 } // namespace WebCore