Correct labels on files / props in vendor_dlkm.

All files under vendor_dlkm are tagged vendor_file.
All build props for vendor_dlkm are mapped as build_vendor_prop.

Test: build and
    `ls /vendor_dlkm -lZ`
    `adb shell getprop -Z | grep vendor_dlkm`

Bug: 154633114

Change-Id: Ie9dc26d948357767fec09aca645606310ad3425c
diff --git a/private/property_contexts b/private/property_contexts
index 524cd05..09fb2cb 100644
--- a/private/property_contexts
+++ b/private/property_contexts
@@ -179,12 +179,13 @@
 # hwservicemanager properties
 hwservicemanager.       u:object_r:hwservicemanager_prop:s0
 
-# Common default properties for vendor and odm.
+# Common default properties for vendor, odm, and vendor_dlkm.
 init.svc.odm.           u:object_r:vendor_default_prop:s0
 init.svc.vendor.        u:object_r:vendor_default_prop:s0
 ro.hardware.            u:object_r:vendor_default_prop:s0
 ro.odm.                 u:object_r:vendor_default_prop:s0
 ro.vendor.              u:object_r:vendor_default_prop:s0
+ro.vendor_dlkm.         u:object_r:vendor_default_prop:s0
 odm.                    u:object_r:vendor_default_prop:s0
 persist.odm.            u:object_r:vendor_default_prop:s0
 persist.vendor.         u:object_r:vendor_default_prop:s0
@@ -618,6 +619,12 @@
 ro.product.odm.model        u:object_r:build_odm_prop:s0 exact string
 ro.product.odm.name         u:object_r:build_odm_prop:s0 exact string
 
+# All vendor_dlkm build props are set by /vendor_dlkm/build.prop
+ro.vendor_dlkm.build.date                u:object_r:build_vendor_prop:s0 exact string
+ro.vendor_dlkm.build.date.utc            u:object_r:build_vendor_prop:s0 exact int
+ro.vendor_dlkm.build.fingerprint         u:object_r:build_vendor_prop:s0 exact string
+ro.vendor_dlkm.build.version.incremental u:object_r:build_vendor_prop:s0 exact string
+
 # All vendor build props are set by /vendor/build.prop
 ro.vendor.build.date                u:object_r:build_vendor_prop:s0 exact string
 ro.vendor.build.date.utc            u:object_r:build_vendor_prop:s0 exact int