Create groups to protect bandwidth statistics.

Introduces new "net_bw_stats" group which will protect reading
detailed bandwidth statistics.  Also introduce "net_bw_acct" group
which will enable specific applications to request that their network
traffic be counted against other UIDs.

Change-Id: Ic0ec04e0d2bb9573f3c2a094ebd6d6a8cae0aae6
diff --git a/include/private/android_filesystem_config.h b/include/private/android_filesystem_config.h
index 55d9220..6e42ae9 100644
--- a/include/private/android_filesystem_config.h
+++ b/include/private/android_filesystem_config.h
@@ -71,6 +71,8 @@
 #define AID_INET          3003  /* can create AF_INET and AF_INET6 sockets */
 #define AID_NET_RAW       3004  /* can create raw INET sockets */
 #define AID_NET_ADMIN     3005  /* can configure interfaces and routing tables. */
+#define AID_NET_BW_STATS  3006  /* read bandwidth statistics */
+#define AID_NET_BW_ACCT   3007  /* change bandwidth statistics accounting */
 
 #define AID_MISC          9998  /* access to misc storage */
 #define AID_NOBODY        9999
@@ -118,6 +120,8 @@
     { "inet",      AID_INET, },
     { "net_raw",   AID_NET_RAW, },
     { "net_admin", AID_NET_ADMIN, },
+    { "net_bw_stats", AID_NET_BW_STATS, },
+    { "net_bw_acct", AID_NET_BW_ACCT, },
     { "misc",      AID_MISC, },
     { "nobody",    AID_NOBODY, },
 };