message: Replace deprecated QFontMetrics.width() function.
  * Used QFontMetrics.boundingRect().width() instead.
  #codehealth
diff: @@ -213,7 +213,7 @@ bool IsUpdated(const commands::RendererCommand &prev_command,
  int GetItemWidth(const QTableWidgetItem &item) {
  QFontMetrics metrics(item.font());
  - return metrics.width(item.text()) + kMarginWidth;
  + return metrics.boundingRect(item.text()).width() + kMarginWidth;
  }
  int GetItemHeight(const QTableWidgetItem &item) {
  