Move factoryReset to service and protect.

bug:16161518
Change-Id: I02d1bbae1887c62ee426e6f03e8bc1f18c6666bf
diff --git a/core/java/android/net/IConnectivityManager.aidl b/core/java/android/net/IConnectivityManager.aidl
index 9d9b1bf..d6c0693 100644
--- a/core/java/android/net/IConnectivityManager.aidl
+++ b/core/java/android/net/IConnectivityManager.aidl
@@ -164,4 +164,6 @@
     boolean addVpnAddress(String address, int prefixLength);
     boolean removeVpnAddress(String address, int prefixLength);
     boolean setUnderlyingNetworksForVpn(in Network[] networks);
+
+    void factoryReset();
 }