code: func NewProxyPlugin(pluginName string, osClient *osclient.Client, kClient *kclient.Client) (api.FilteringEndpointsConfigHandler, error) {
  	if !IsOpenShiftMultitenantNetworkPlugin(pluginName) {
  		return nil, nil
  	}
  
  	return &ovsProxyPlugin{
  		registry: newRegistry(osClient, kClient),
  		podsByIP: make(map[string]*kapi.Pod),
  	}, nil
  }
docs: // Called by higher layers to create the proxy plugin instance; only used by nodes