Revert "Remove FrameLoadTypeSame"

Source/core/loader/FrameLoaderTypes.h

 /*
  * Copyright (C) 2006 Apple Computer, 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. 
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 32 matching lines @@
         PolicyUse,
         PolicyDownload,
         PolicyIgnore
     };
 
     // NOTE: Keep in sync with WebKit/mac/WebView/WebFramePrivate.h and WebKit/win/Interfaces/IWebFramePrivate.idl
     enum FrameLoadType {
         FrameLoadTypeStandard,
         FrameLoadTypeBackForward,
         FrameLoadTypeReload,
+        FrameLoadTypeSame, // user loads same URL again (but not reload button)
         FrameLoadTypeRedirectWithLockedBackForwardList,
         FrameLoadTypeInitialInChildFrame,
         FrameLoadTypeReplace,
         FrameLoadTypeReloadFromOrigin,
     };
 
     enum NavigationType {
         NavigationTypeLinkClicked,
         NavigationTypeFormSubmitted,
         NavigationTypeBackForward,
@@ skipping 27 matching lines @@
     };
 
     enum ReasonForCallingAllowPlugins {
         AboutToInstantiatePlugin,
         NotAboutToInstantiatePlugin
     };
 
 }
 
 #endif