Fix build.

(This reverts internal commit: 82ca9c2e)
Test: None.

Merged-in: I97ffdd48b64ef5c35267387079204512a093a356
Change-Id: I97ffdd48b64ef5c35267387079204512a093a356

private/file_contexts

@@ -28,6 +28,7 @@
 /mnt                u:object_r:tmpfs:s0
 /postinstall        u:object_r:postinstall_mnt_dir:s0
 /proc               u:object_r:rootfs:s0
+/root               u:object_r:rootfs:s0
 /sys                u:object_r:sysfs:s0
 
 # Symlinks