Fingerprint data is now stored in one of two ways depending on the

shipping API version:

For devices shipped on O-MR1 nothing changes, data is stored
under /data/system/users/<user-id>/fpdata/...

Devices shipped from now on will instead store fingerprint data under
/data/vendor_de/<user-id>/fpdata.

Support for /data/vendor_de and /data/vendor_ce has been added to vold.

Bug: 36997597
Change-Id: Ibc7cc33b756f64abe68a749c0ada0ca4f6d92514
Merged-In: Ibc7cc33b756f64abe68a749c0ada0ca4f6d92514
Test: manually
(cherry picked from commit 6116daa71a226dc848978717064b805272801ff4)
diff --git a/private/file_contexts b/private/file_contexts
index b55fb9d..4381f91 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -455,6 +455,9 @@
 # Fingerprint data
 /data/system/users/[0-9]+/fpdata(/.*)? u:object_r:fingerprintd_data_file:s0
 
+# Fingerprint vendor data file
+/data/vendor_de/[0-9]+/fpdata(/.*)? u:object_r:fingerprint_vendor_data_file:s0
+
 # Bootchart data
 /data/bootchart(/.*)?		u:object_r:bootchart_data_file:s0