From 907738b5b97fe110e690301a980e1fb66a7799b8 Mon Sep 17 00:00:00 2001
From: girst <girst@users.noreply.github.com>
Date: Sat, 16 Nov 2019 12:35:27 +0100
Subject: [PATCH] fix hints on about:preferences (nightly72)

getClientRects() was undefined when called on <menulist id=defaultFont>.
might have been caused by 1588142 (switching from xul:window to html
root).
---
 extension/lib/markable-elements.coffee | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/extension/lib/markable-elements.coffee b/extension/lib/markable-elements.coffee
index 21d90e7..8644e36 100644
--- a/extension/lib/markable-elements.coffee
+++ b/extension/lib/markable-elements.coffee
@@ -103,7 +103,7 @@ getRects = (element, viewport) ->
   # However, if `element` is inline and line-wrapped, then it returns one
   # rectangle for each line, since each line may be of different length, for
   # example. That allows us to properly add hints to line-wrapped links.
-  rects = element.getClientRects()
+  rects = element.getClientRects?() or []
   return {
     all: rects,
     insideViewport: Array.prototype.filter.call(
-- 
2.39.3