@Override
    public @NotNull XDebuggerPopFrameIcon replaceBy(@NotNull IconReplacer replacer) {
      XDebuggerPopFrameIcon icon = new XDebuggerPopFrameIcon(replacer.replaceIcon(myIcon),
                                                             replacer.replaceIcon(mySelectedIcon),
                                                             myIconWidth,
                                                             myIconHeight);
      icon.isSelected = isSelected;
      return icon;
    }
@Override
    public @NotNull XDebuggerPopFrameIcon replaceBy(@NotNull IconReplacer replacer)