From cc7d4cc8343475e1cfe987e9e6a79b9e09b0414b Mon Sep 17 00:00:00 2001
From: Daniel Freedman <dfreedm@google.com>
Date: Wed, 20 Feb 2019 17:04:01 -0800
Subject: [PATCH] Add legacyUndefined and legacyNoBatch to externs

---
 externs/polymer-externs.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/externs/polymer-externs.js b/externs/polymer-externs.js
index 0c7b8ea458..474e0e5bde 100644
--- a/externs/polymer-externs.js
+++ b/externs/polymer-externs.js
@@ -135,6 +135,12 @@ Polymer.legacyOptimizations;
 /** @type {boolean} */
 Polymer.syncInitialRender;
 
+/** @type {boolean} */
+Polymer.legacyUndefined;
+
+/** @type {boolean} */
+Polymer.legacyNoBatch;
+
 // nb. This is explicitly 'var', as Closure Compiler checks that this is the case.
 /**
  * @constructor