Add Restricted no external use
@@ -2238,7 +2238,9 @@ public abstract class PluginManager extends AbstractModelObject implements OnMas
/**
* {@link AdministrativeMonitor} that checks if there are any plugins that is deprecated.
*/
- @Extension @Symbol("pluginDeprecation")
+ @Restricted(NoExternalUse.class)
+ @Symbol("pluginDeprecation")
+ @Extension
public static final class PluginDeprecationMonitor extends AdministrativeMonitor {
@Override
