system_server: allow writing to timerslack_ns am: 5c41d40e am: 4e960188...

system_server: allow writing to timerslack_ns am: 5c41d40e am: 4e960188 am: f1876d58 am: c29fd93c
am: 2faba8e8

Change-Id: I60cda930f137375e95f49ad6a243e6f83ac71134

private/system_server.te

@@ -113,7 +113,9 @@ allow system_server hal_camera:process { getsched setsched };
 allow system_server mediaserver:process { getsched setsched };
 allow system_server bootanim:process { getsched setsched };
 
-# Allow system_server to write to cameraserver's /proc/<pid>/timerslack_ns
+# Allow system_server to write to /proc/<pid>/timerslack_ns
+allow system_server appdomain:file w_file_perms;
+allow system_server audioserver:file w_file_perms;
 allow system_server cameraserver:file w_file_perms;
 
 # Read /proc/pid data for all domains. This is used by ProcessCpuTracker