Let dumpstate get netd stack traces.

Test: manual
Bug: 128804277
Change-Id: Ibb3c0063f96f835edb13868b3e7a9fb9f6f94195
diff --git a/private/dumpstate.te b/private/dumpstate.te
index e33d510..4f6d96a 100644
--- a/private/dumpstate.te
+++ b/private/dumpstate.te
@@ -37,6 +37,7 @@
 # Signal native processes to dump their stack.
 allow dumpstate {
   statsd
+  netd
 }:process signal;
 
 # For collecting bugreports.
diff --git a/private/netd.te b/private/netd.te
index 0421d4a..a00cb69 100644
--- a/private/netd.te
+++ b/private/netd.te
@@ -20,3 +20,6 @@
 # Allow netd to send callbacks to network_stack
 binder_call(netd, network_stack)
 
+# Allow netd to send dump info to dumpstate
+allow netd dumpstate:fd use;
+allow netd dumpstate:fifo_file { getattr write };