libnetdutils: Remove dependency on libbinder

Turns out asBinderStatus() is presently used only in NetdNativeService,
so we can just move it there. This lets us drop the dependency on
libbinder.

Test: atest libnetdutils netd_unit_test
Change-Id: If24a14b881326ec74880ea411973d0acc6ef5ff1
diff --git a/server/TrafficController.h b/server/TrafficController.h
index e8f66d0..6a9d071 100644
--- a/server/TrafficController.h
+++ b/server/TrafficController.h
@@ -19,7 +19,6 @@
 
 #include <linux/bpf.h>
 
-#include <netdutils/StatusOr.h>
 #include "BandwidthController.h"
 #include "FirewallController.h"
 #include "NetlinkListener.h"
@@ -28,6 +27,8 @@
 #include "android-base/unique_fd.h"
 #include "bpf/BpfMap.h"
 #include "netdbpf/bpf_shared.h"
+#include "netdutils/StatusOr.h"
+#include "utils/String16.h"
 
 using android::bpf::BpfMap;
 using android::bpf::IfaceValue;