Merge cherrypicks of ['googleplex-android-review.googlesource.com/28044920'] into udc-platform-release.

Change-Id: I6db727e998bb0f2c15182ba745cca43194114a44

prebuilts/api/34.0/private/system_server.te

diff --git a/prebuilts/api/34.0/private/system_server.te b/prebuilts/api/34.0/private/system_server.te
index 98d859c..e5e076a 100644
--- a/prebuilts/api/34.0/private/system_server.te
+++ b/prebuilts/api/34.0/private/system_server.te
@@ -989,6 +989,7 @@
 	clear_ns
 	clear_uid
 	get_state
+	delete_all_keys
 	lock
 	pull_metrics
 	reset

private/system_server.te

diff --git a/private/system_server.te b/private/system_server.te
index 98d859c..e5e076a 100644
--- a/private/system_server.te
+++ b/private/system_server.te
@@ -989,6 +989,7 @@
 	clear_ns
 	clear_uid
 	get_state
+	delete_all_keys
 	lock
 	pull_metrics
 	reset