initial inputflinger domain

Add a placeholder domain for inputflinger.
Mark it initially unconfined and enforcing.

Change-Id: I433fd9e1954486136cb8abb084b4e19bb7fc2f19

file_contexts

@@ -145,6 +145,7 @@
 /system/bin/hostapd     u:object_r:hostapd_exec:s0
 /system/bin/clatd	u:object_r:clatd_exec:s0
 /system/bin/lmkd        u:object_r:lmkd_exec:s0
+/system/bin/inputflinger u:object_r:inputflinger_exec:s0
 #############################
 # Vendor files
 #

inputflinger.te

+# inputflinger
+type inputflinger, domain;
+type inputflinger_exec, exec_type, file_type;
+
+init_daemon_domain(inputflinger)
+binder_use(inputflinger)
+binder_service(inputflinger)
+
+unconfined_domain(inputflinger)