controlclient: remove unused function.
@@ -60,13 +60,6 @@ func (n *NetworkMap) Equal(n2 *NetworkMap) bool {
return bytes.Equal(b, b2)
}
-func (n *NetworkMap) isEmpty() bool {
- if n == nil {
- return true
- }
- return n.Equal(&NetworkMap{})
-}
-
func (nm NetworkMap) String() string {
return nm.Concise()
}
