From 5dcba0ecf8a105f91aec892faf5d4bbe59bbaae1 Mon Sep 17 00:00:00 2001
From: Eitan Isaacson <eitan@monotonous.org>
Date: Mon, 14 Aug 2017 08:02:02 -0700
Subject: [PATCH] Bug 1376754 - Remove hide event target flag from accessible
 when event is dropped. r=surkov

---
 accessible/base/NotificationController.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/accessible/base/NotificationController.cpp b/accessible/base/NotificationController.cpp
index 7d8e6c0ab1f8..d2ebb7decb2d 100644
--- a/accessible/base/NotificationController.cpp
+++ b/accessible/base/NotificationController.cpp
@@ -271,6 +271,8 @@ NotificationController::DropMutationEvent(AccTreeMutationEvent* aEvent)
   } else if (aEvent->GetEventType() == nsIAccessibleEvent::EVENT_SHOW) {
     aEvent->GetAccessible()->SetShowEventTarget(false);
   } else {
+    aEvent->GetAccessible()->SetHideEventTarget(false);
+
     AccHideEvent* hideEvent = downcast_accEvent(aEvent);
     MOZ_ASSERT(hideEvent);