Update error badge on wrench menu button

chrome/common/chrome_notification_types.h

Index: chrome/common/chrome_notification_types.h
diff --git a/chrome/common/chrome_notification_types.h b/chrome/common/chrome_notification_types.h
index bdecc9baa08d8ccd2d7d84f5d04c275851988239..3ca539261d4f2b21ceca732d533585ed0e979fba 100644
--- a/chrome/common/chrome_notification_types.h
+++ b/chrome/common/chrome_notification_types.h
@@ -899,6 +899,10 @@ enum NotificationType {
   // Sent when all nonblocking bounds animations are finished across panels.
   NOTIFICATION_PANEL_BOUNDS_ANIMATIONS_FINISHED,
 
+  // Sent when a global error has changed and the error UI should update it
+  // self.
+  NOTIFICATION_GLOBAL_ERRORS_CHANGED,
+
   // Note:-
   // Currently only Content and Chrome define and use notifications.
   // Custom notifications not belonging to Content and Chrome should start