void setIconPath(final @Nullable String iconPath) {
    myIcon = null; // reset cached icon
    mySmallIcon = null; // reset cached icon

    myIconPath = iconPath;
    if (iconPath != null && iconPath.startsWith("/com/intellij/uiDesigner/icons/") && iconPath.endsWith(".png")) {
      myIconPath = iconPath.substring(0, iconPath.length() - 4) + ".svg";
    }
  }
void setIconPath(final @Nullable String iconPath)