unused maMapUnitRes member

since

commit 7abd3699
Author: Noel Grandin <noel.grandin@collabora.co.uk>
Date:   Thu Nov 3 14:00:28 2016 +0200

    loplugin:unusedmethods

    Change-Id: Ie1f840c3ec9a2d5888f95cf05e531a8a9464bf2e
    Reviewed-on: https://gerrit.libreoffice.org/30524Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Tested-by: Noel Grandin <noel.grandin@collabora.co.uk>

Change-Id: I4cb8167698d460df6a56c5b3b7d01841e3f1a69a

vcl/inc/window.h

@@ -118,7 +118,6 @@ struct ImplFrameData
     ImplFontCache*      mpFontCache;            //< Font-Cache for this frame
     sal_Int32           mnDPIX;                 //< Original Screen Resolution
     sal_Int32           mnDPIY;                 //< Original Screen Resolution
-    ImplMapRes          maMapUnitRes;           //< for LogicUnitToPixel
     ImplSVEvent *       mnFocusId;              //< FocusId for PostUserLink
     ImplSVEvent *       mnMouseMoveId;          //< MoveId for PostUserLink
     long                mnLastMouseX;           //< last x mouse position