Interface update, per-method Contexts.

filter/featureBreaker/rds.go

Index: filter/featureBreaker/rds.go
diff --git a/filter/featureBreaker/rds.go b/filter/featureBreaker/rds.go
index 4523fc297f0147108d2eff75b9fe3cb9426d3eed..ca7ce302517772e69d3d7e46cda684e927e3c7f8 100644
--- a/filter/featureBreaker/rds.go
+++ b/filter/featureBreaker/rds.go
@@ -73,8 +73,16 @@ func (r *dsState) PutMulti(keys []*ds.Key, vals []ds.PropertyMap, cb ds.NewKeyCB
 	})
 }
 
-func (r *dsState) Testable() ds.Testable {
-	return r.rds.Testable()
+func (r *dsState) WithTransaction(t ds.Transaction) context.Context {
+	return r.rds.WithTransaction(t)
+}
+
+func (r *dsState) CurrentTransaction() ds.Transaction {
+	return r.rds.CurrentTransaction()
+}
+
+func (r *dsState) GetTestable() ds.Testable {
+	return r.rds.GetTestable()
 }
 
 // FilterRDS installs a featureBreaker datastore filter in the context.