Add back hook for inserting OEM specific iptables rules.

The functionality was lost during merge in ICS branch.
This patch is adding back OEM iptables hook in netd.

Bug:5862460
Change-Id: I9444b8c53e8b84fea2002c2c1d9ba42e45ae5f0c
diff --git a/BandwidthController.cpp b/BandwidthController.cpp
index be3cb28..4c15394 100644
--- a/BandwidthController.cpp
+++ b/BandwidthController.cpp
@@ -45,6 +45,7 @@
 extern "C" int system_nosh(const char *command);
 
 #include "BandwidthController.h"
+#include "oem_iptables_hook.h"
 
 /* Alphabetical */
 const char BandwidthController::ALERT_IPT_TEMPLATE[] = "%s %s %s -m quota2 ! --quota %lld --name %s";
@@ -231,6 +232,8 @@
     res = runCommands(sizeof(IPT_BASIC_ACCOUNTING_COMMANDS) / sizeof(char*),
             IPT_BASIC_ACCOUNTING_COMMANDS, RunCmdFailureBad);
 
+    setupOemIptablesHook();
+
     return res;
 
 }
@@ -239,6 +242,7 @@
     /* The IPT_CLEANUP_COMMANDS are allowed to fail. */
     runCommands(sizeof(IPT_CLEANUP_COMMANDS) / sizeof(char*),
             IPT_CLEANUP_COMMANDS, RunCmdFailureOk);
+    setupOemIptablesHook();
     return 0;
 }