int IVsUIShell2.CreateIconImageButton(IntPtr hwnd, IntPtr hicon, uint bwiPos, out IVsImageButton ppImageButton)
 {
     throw new Exception("The method or operation is not implemented.");
 }
 int IVsUIShell2.CreateGlyphImageButton(IntPtr hwnd, ushort chGlyph, int xShift, int yShift, uint bwiPos, out IVsImageButton ppImageButton)
 {
     throw new Exception("The method or operation is not implemented.");
 }