func google.golang.org/grpc.OnFinish

2 uses

	google.golang.org/grpc (current package)
		rpc_util.go#L321: func OnFinish(onFinish func(err error)) CallOption {
		stream.go#L189: 	opts = append([]CallOption{OnFinish(func(error) { cc.idlenessMgr.OnCallEnd() })}, opts...)