code: public void setLeftActionIconColor(int color) {
          mLeftActionIconColor = color;
          mMenuBtnDrawable.setColor(color);
          DrawableCompat.setTint(mIconBackArrow, color);
          DrawableCompat.setTint(mIconSearch, color);
      }
docs: Sets the menu button's color.
  
  @param color the color to be applied to the
  left menu button.