From 06bb7fabca6e344eaddd47de1e398f90c1a526b2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emilio=20Cobos=20=C3=81lvarez?= <emilio@crisal.io>
Date: Fri, 15 Nov 2019 16:18:06 +0000
Subject: [PATCH] Bug 1596768 - Remove GetBindingParent usage in layout.
 r=smaug

We only use it to escape out of NAC trees for ::selection pseudo-element.

Differential Revision: https://phabricator.services.mozilla.com/D53216

--HG--
extra : moz-landing-system : lando
---
 layout/generic/nsFrame.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/layout/generic/nsFrame.cpp b/layout/generic/nsFrame.cpp
index 2a4f140d5957..4e21b14ffe25 100644
--- a/layout/generic/nsFrame.cpp
+++ b/layout/generic/nsFrame.cpp
@@ -2357,7 +2357,7 @@ bool nsDisplaySelectionOverlay::CreateWebRenderCommands(
 static Element* FindElementAncestorForMozSelection(nsIContent* aContent) {
   NS_ENSURE_TRUE(aContent, nullptr);
   while (aContent && aContent->IsInNativeAnonymousSubtree()) {
-    aContent = aContent->GetBindingParent();
+    aContent = aContent->GetClosestNativeAnonymousSubtreeRootParent();
   }
   NS_ASSERTION(aContent, "aContent isn't in non-anonymous tree?");
   while (aContent && !aContent->IsElement()) {