public void setUsageView(@NotNull UsageView usageView) {
    myUsageView = usageView;
    final MessageBusConnection connection = mySearchContext.getProject().getMessageBus().connect(usageView);
    connection.subscribe(DynamicPluginListener.TOPIC, new DynamicPluginListener() {
      @Override
      public void beforePluginUnload(@NotNull IdeaPluginDescriptor pluginDescriptor, boolean isUpdate) {
        myUsageView.close();
      }
    });
  }
public void setUsageView(@NotNull UsageView usageView)