New asec container labeling.

This patchset covers the /mnt/asec variety only.

file.te

@@ -32,6 +32,7 @@ type anr_data_file, file_type, data_file_type, mlstrustedobject;
 type tombstone_data_file, file_type, data_file_type;
 # /data/app - user-installed apps
 type apk_data_file, file_type, data_file_type;
+type asec_data_file, file_type, data_file_type;
 type apk_tmp_file, file_type, data_file_type, mlstrustedobject;
 # /data/dalvik-cache
 type dalvikcache_data_file, file_type, data_file_type;

file_contexts

@@ -141,3 +141,6 @@
 #
 /sys/qemu_trace/process_name	--	u:object_r:sysfs_writable:s0
 /sys/devices/platform/nfc-power/nfc_power -- u:object_r:sysfs_nfc_power_writable:s0
+#############################
+# asec containers
+/mnt/asec(/.*)?         u:object_r:asec_data_file:s0