cppcheck unreadVariable: curr_Offset

Change-Id: Iffc1d36a0e1921f55f24f5e3f9fc1b063b7c0f16
Reviewed-on: https://gerrit.libreoffice.org/31672Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Tamás Zolnai <tamas.zolnai@collabora.com>

basegfx/source/workbench/bezierclip.cxx

@@ -1903,7 +1903,6 @@ int main(int argc, const char *argv[])
 
     // test full bezier clipping
     const double bezierClip_xOffset( curr_Offset );
-    curr_Offset += 20;
     cout << endl << endl << "# bezier clip testing" << endl
          << "plot [t=0:1] ";
     for( i=0; i<sizeof(someCurves)/sizeof(Bezier); ++i )