Merge "dex2oat: fix forward-locked upgrades with unlabeled asecs"

dex2oat.te

@@ -6,4 +6,7 @@ allow dex2oat dalvikcache_data_file:file write;
 allow dex2oat installd:fd use;
 
 # Read already open asec_apk_file file descriptors passed by installd.
+# Also allow reading unlabeled files, to allow for upgrading forward
+# locked APKs.
 allow dex2oat asec_apk_file:file read;
+allow dex2oat unlabeled:file read;