Merge changes from topic 'sepolicy-makefile-cleanup'

* changes:
  Android.mk: cleanse all set but not unset variables
  Android.mk: clean dependencies and clear variables
diff --git a/bluetooth.te b/bluetooth.te
index c509757..ab85a96 100644
--- a/bluetooth.te
+++ b/bluetooth.te
@@ -58,6 +58,6 @@
 ###
 
 # Superuser capabilities.
-# bluetooth requires net_admin and wake_alarm.
+# bluetooth requires net_admin, wake_alarm and block_suspend
 neverallow bluetooth self:capability ~net_admin;
 neverallow bluetooth self:capability2 ~{ wake_alarm block_suspend };