@Override
      public void extensionRemoved(@NotNull PackagingElementType extension, @NotNull PluginDescriptor pluginDescriptor) {
        if (extension instanceof ComplexPackagingElementType && myDefaultSettings.getTypesToShowContent().contains(extension)) {
          List<ComplexPackagingElementType<?>> updated = new ArrayList<>(myDefaultSettings.getTypesToShowContent());
          updated.remove(extension);
          myDefaultSettings.setTypesToShowContent(updated);
        }
      }
@Override
      public void extensionRemoved(@NotNull PackagingElementType extension, @NotNull PluginDescriptor pluginDescriptor)