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/hal_keymaster.te b/prebuilts/api/26.0/public/hal_keymaster.te
new file mode 100644
index 0000000..dc5f6d0
--- /dev/null
+++ b/prebuilts/api/26.0/public/hal_keymaster.te
@@ -0,0 +1,8 @@
+# HwBinder IPC from client to server
+binder_call(hal_keymaster_client, hal_keymaster_server)
+
+add_hwservice(hal_keymaster_server, hal_keymaster_hwservice)
+allow hal_keymaster_client hal_keymaster_hwservice:hwservice_manager find;
+
+allow hal_keymaster tee_device:chr_file rw_file_perms;
+allow hal_keymaster ion_device:chr_file r_file_perms;