Bug 291436 r:\mozilla\layout\generic\nsBlockFrame.h(628) : warning C4099: 'nsBlockFrame::nsAutoOOFFrameList' : type name first seen using 'struct' now seen using 'class'

r=roc sr=roc a=shaver

layout/generic/nsBlockFrame.h

@@ -625,7 +625,7 @@ protected:
     nsIFrame* aOldHead;
     nsBlockFrame* mBlock;
   };
-  friend class nsAutoOOFFrameList;
+  friend struct nsAutoOOFFrameList;
 
   nsFrameList GetOverflowOutOfFlows() const;
   void SetOverflowOutOfFlows(const nsFrameList& aList);