@Override
		public int getIconHeight() {
			int iconHeight = (delegate != null) ? delegate.getIconHeight() : 0;
			return Math.max( iconHeight, scale( minimumIconSize.height ) );
		}
Calculates the maximum width of all menu item icons in the popup.
flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatMenuItemRenderer.java