Notify network observers of route changes.

Bug: 9180552
Change-Id: Ic23025e4d7cb4e58ae59017777267ac45f00b434
diff --git a/server/NetlinkHandler.h b/server/NetlinkHandler.h
index a5c5b6b..83baa2b 100644
--- a/server/NetlinkHandler.h
+++ b/server/NetlinkHandler.h
@@ -45,6 +45,6 @@
                               const char *flags, const char *scope);
     void notifyInterfaceDnsServers(const char *iface, const char *lifetime,
                                    const char *servers);
-
+    void notifyRouteChange(int action, const char *route, const char *gateway, const char *iface);
 };
 #endif