vcl: remove redundant public

Change-Id: I8c05e884719dd434ac7fd929186da2a0e9f44e6c
diff --git a/vcl/inc/win/salvd.h b/vcl/inc/win/salvd.h
index a695bc7..1e40ed7 100644
--- a/vcl/inc/win/salvd.h
+++ b/vcl/inc/win/salvd.h
@@ -38,13 +38,13 @@ private:
    bool                    mbForeignDC;            // uses a foreign DC instead of a bitmap
    long                    mnWidth;
    long                    mnHeight;

public:
    HDC getHDC() const { return mhLocalDC; }
    WinSalGraphics* getGraphics() const { return mpGraphics; }
    void setGraphics(WinSalGraphics* pVirGraphics) { mpGraphics = pVirGraphics; }
    WinSalVirtualDevice* getNext() const { return mpNext; }

public:
    WinSalVirtualDevice(HDC hDC = nullptr, HBITMAP hBMP = nullptr, sal_uInt16 nBitCount = 0, bool bForeignDC = false, long nWidth = 0, long nHeight = 0);
    virtual ~WinSalVirtualDevice() override;