Added tag jdk8u20-b16 for changeset af5bc39bc57f
diff --git a/langtools/.hgtags b/langtools/.hgtags
index 9aa4fc8..c0da93d 100644
--- a/langtools/.hgtags
+++ b/langtools/.hgtags
@@ -286,3 +286,4 @@
 b5c2375893e2bca1883e5571bd911b6f0b533bf4 jdk8u20-b13
 5d39c29950f4d65e737f99e468427ae6454fa586 jdk8u20-b14
 9c577131ffa6aa0720c756232ae6e69bdff1c7ab jdk8u20-b15
+d9e6bb92751956ab7f0a469e2f3228a4dc5bb05f jdk8u20-b16