Fix for upside down bmp projections

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15478 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/os2/bitmap.h

@@ -217,7 +217,6 @@ public:
       { return (GetBitmapData() ? GetBitmapData()->m_pSelectedInto : (wxDC*) NULL); }
 
     inline bool IsMono(void) const { return m_bIsMono; }
-    inline bool Flip(void) const { return m_bFlip; }
 
 
     // An OS/2 version that probably doesn't do anything like the msw version
@@ -242,7 +241,6 @@ private:
     bool CopyFromIconOrCursor(const wxGDIImage& rIcon);
 
     bool                            m_bIsMono;
-    bool                            m_bFlip;
     DECLARE_DYNAMIC_CLASS(wxBitmap)
 }; // end of CLASS wxBitmap