code: public ShareSheetStyle setCopyUrlStyle(Drawable icon, String label, String message) {
          copyUrlIcon_ = icon;
          copyURlText_ = label;
          urlCopiedMessage_ = message;
          return this;
      }
docs: <p> Set the icon, label and success message for copy url option. Default label is "Copy link".</p>
  
  @param icon    Drawable to set as the icon for copy url  option. Default icon is system menu_save icon
  @param label   A {@link String} with value for the copy url option label. Default label is "Copy link"
  @param message A {@link String} with value for a toast message displayed on copying a url.
  Default message is "Copied link to clipboard!"
  @return This object to allow method chaining