Fix announcer say method for message undefined or null.

RELNOTES: n/a PiperOrigin-RevId: 297207505
google · Feb 26, 2020 · 3b9a16d · 3b9a16d
1 parent 1c85fbc
commit 3b9a16d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/closure/goog/a11y/aria/announcer.js b/closure/goog/a11y/aria/announcer.js
@@ -88,7 +88,7 @@ goog.a11y.aria.Announcer.prototype.say = function(message, opt_priority) {
   const announceMessage = this.lastMessageAnnounced_ === message ?
       message + goog.string.Unicode.NBSP :
       message;
-  if (!goog.string.isEmptyString(message)) {
+  if (message) {
     this.lastMessageAnnounced_ = announceMessage;
   }
   goog.dom.setTextContent(liveRegion, announceMessage);