code: public void configureIconInfo(AbstractButton button, boolean useLargeIcons) {
          
          Assert.notNull(button, "button");
          
          if (useLargeIcons) {
              largeIconInfo.configure(button);
          }
          else {
              iconInfo.configure(button);
          }
      }
docs: Configures the given button with the icon information contained in this descriptor.
  
  @param button The button to be configured. Must not be null.
  @param useLargeIcons Set to true to configure the button with large icons. False will use
  default size icons.
  
  @throws IllegalArgumentException if {@code button} is null.