Sync internal master and AOSP sepolicy.

Bug: 37916906
Test: Builds 'n' boots.
Change-Id: Ia1d86264446ebecc1ca79f32f11354921bc77668
Merged-In: I208ec6a864127a059fb389417a9c6b259d7474cb
diff --git a/prebuilts/api/26.0/public/mdnsd.te b/prebuilts/api/26.0/public/mdnsd.te
new file mode 100644
index 0000000..ef7b065
--- /dev/null
+++ b/prebuilts/api/26.0/public/mdnsd.te
@@ -0,0 +1,2 @@
+# mdns daemon
+type mdnsd, domain;