message: [Coverity] Remove unused call without side-effects
diff: @@ -140,8 +140,6 @@ void RangeHistogram::mousePressEvent(QMouseEvent *e)
  QRect r = rect();
  - r.marginsRemoved(QMargins(totalSpace(), totalSpace(), totalSpace(), totalSpace()));
  -
  int whiteX = (int)(whiteDelta() * r.width());
  int blackX = (int)(blackDelta() * r.width());
  