Added tag jdk8u51-b31 for changeset 3f5aaf15baf8
diff --git a/jaxp/.hgtags b/jaxp/.hgtags
index a581c38..226cfca 100644
--- a/jaxp/.hgtags
+++ b/jaxp/.hgtags
@@ -425,3 +425,4 @@
 361ad9121468776eee1d647044481d80e8334ffa jdk8u51-b14
 14975d905d764c5a18b60b991b97375d42dcecd7 jdk8u51-b15
 050f5654fa19db518b354f06a67e0e1f03284a41 jdk8u51-b16
+4519799749671cef69091e354b7cd52496f6d970 jdk8u51-b31