code: public static boolean setIcon(MarkerOptions markerOptions, IconRow icon, float density) {
          return setIcon(markerOptions, icon, density, null);
      }
docs: Set the icon into the marker options
  
  @param markerOptions marker options
  @param icon          icon row
  @param density       display density: {@link android.util.DisplayMetrics#density}
  @return true if icon was set into the marker options