x/ref/runtime/rpc: add a TODO per v.io/i/129.
It's no longer necessary to cache network state in the rpc client
code since the netstate package now does so itself.
Change-Id: I0a3e1a10dd1ee8412f24044be201662f7b33d131
diff --git a/runtime/internal/rpc/client.go b/runtime/internal/rpc/client.go
index 9c81d74..b85b421 100644
--- a/runtime/internal/rpc/client.go
+++ b/runtime/internal/rpc/client.go
@@ -80,7 +80,8 @@
// We cache the IP networks on the device since it is not that cheap to read
// network interfaces through os syscall.
- // TODO(jhahn): Add monitoring the network interface changes.
+ // TODO(toddw): this can be removed since netstate now implements caching
+ // directly.
ipNets []*net.IPNet
vcCache *vc.VCCache
