virtual const nsBufferHandle<PRUnichar>* GetFlatBufferHandle() const      { return NS_REINTERPRET_CAST(const nsBufferHandle<PRUnichar>*, &mHandle); }
virtual const nsBufferHandle<char>* GetFlatBufferHandle() const           { return NS_REINTERPRET_CAST(const nsBufferHandle<char>*, &mHandle); }
      virtual const nsBufferHandle<PRUnichar>* GetFlatBufferHandle() const      { return NS_REINTERPRET_CAST(const nsBufferHandle<PRUnichar>*, &mHandle); }