Revert "Revert "Remove key migration related changes""

This reverts commit e27f9548361d3029168479b590337679cfbc516e.

Reason for revert: this needs to land in AOSP

Change-Id: Ief92bf04eaff4235b0e33d427263bbff312837aa
diff --git a/private/access_vectors b/private/access_vectors
index 0f8dd5f..6cd8c4e 100644
--- a/private/access_vectors
+++ b/private/access_vectors
@@ -729,7 +729,6 @@
 	get_state
 	list
 	lock
-	migrate_any_key
 	pull_metrics
 	report_off_body
 	reset
diff --git a/private/system_server.te b/private/system_server.te
index e77ba5d..06cc055 100644
--- a/private/system_server.te
+++ b/private/system_server.te
@@ -957,9 +957,7 @@
 	clear_ns
 	clear_uid
 	get_state
-	list
 	lock
-	migrate_any_key
 	pull_metrics
 	reset
 	unlock