ref: Rename package ipc to rpc.

We are doing this because rpc better describes what we are offering.
Also now vrpc and rpc are more obviously related.
This has the potential downside of being confused with the go rpc package
but we believe the two packages will ralrely be used together..

MultiPart: 6/11

Change-Id: Ia5c35cb7938ac907be418b495f485aede3621e56
diff --git a/services/mgmt/stats/impl/stats.go b/services/mgmt/stats/impl/stats.go
index 779a88f..1f6f203 100644
--- a/services/mgmt/stats/impl/stats.go
+++ b/services/mgmt/stats/impl/stats.go
@@ -8,8 +8,8 @@
 
 	libstats "v.io/x/ref/lib/stats"
 
-	"v.io/v23/ipc"
 	"v.io/v23/naming"
+	"v.io/v23/rpc"
 	"v.io/v23/services/mgmt/stats"
 	"v.io/v23/services/watch"
 	watchtypes "v.io/v23/services/watch/types"
@@ -36,7 +36,7 @@
 }
 
 // Glob__ returns the name of all objects that match pattern.
-func (i *statsService) Glob__(call ipc.ServerCall, pattern string) (<-chan naming.GlobReply, error) {
+func (i *statsService) Glob__(call rpc.ServerCall, pattern string) (<-chan naming.GlobReply, error) {
 	vlog.VI(1).Infof("%v.Glob__(%q)", i.suffix, pattern)
 
 	ch := make(chan naming.GlobReply)
@@ -95,7 +95,7 @@
 }
 
 // Value returns the value of the receiver object.
-func (i *statsService) Value(call ipc.ServerCall) (*vdl.Value, error) {
+func (i *statsService) Value(call rpc.ServerCall) (*vdl.Value, error) {
 	vlog.VI(1).Infof("%v.Value()", i.suffix)
 
 	rv, err := libstats.Value(i.suffix)