@Override
        public void extensionAdded(@NotNull KeyedLazyInstance<PsiReferenceContributor> extension,
                                   @NotNull PluginDescriptor pluginDescriptor) {
          reset();
        }
@Override
        public void extensionAdded(@NotNull KeyedLazyInstance<PsiReferenceContributor> extension,
                                   @NotNull PluginDescriptor pluginDescriptor)